Tag: health

Stress and Heart Health: Finding Balance for a Stronger Heart

by Roxy Functional Wellness, posted in Cardiovascular Health

Stress is an inevitable part of life, but chronic stress can significantly impact heart health. The American Heart Association (AHA) warns that prolonged stress contributes to high blood pressure, inflammation, and unhealthy coping mechanisms such as overeating or smoking, all of which increase the risk of heart disease (AHA, 2023). While conventional medicine recognizes the link between stress and cardiovascular health, functional medicine takes a deeper, root-cause approach to managing stress holistically.

This article explores the science behind stress and heart health, how stress affects cardiovascular function, and practical, functional strategies to protect your heart and find balance in daily life.

Photo by Andrea Piacquadio on Pexels.com

The Connection Between Stress and Heart Disease

When the body perceives stress, it triggers the “fight or flight” response, releasing stress hormones such as cortisol and adrenaline. While this response is beneficial in short bursts, chronic stress can lead to serious cardiovascular consequences (Chrousos, 2022). Key mechanisms through which stress affects heart health include:

1. Increased Blood Pressure

Stress-induced hormone surges cause blood vessels to constrict and heart rate to rise, leading to elevated blood pressure over time. Chronic hypertension is a major risk factor for stroke, heart attack, and heart failure (American College of Cardiology, 2023).

2. Inflammation and Oxidative Stress

Chronic stress contributes to systemic inflammation and oxidative stress, both of which damage the endothelial lining of blood vessels. High levels of inflammatory markers, such as C-reactive protein (CRP), are linked to an increased risk of heart disease (Ridker et al., 2022).

3. Disrupted Autonomic Nervous System Balance

Stress disrupts the autonomic nervous system (ANS), decreasing heart rate variability (HRV), which is a strong predictor of cardiovascular health. Low HRV is associated with a higher risk of heart disease and poor stress resilience (Kim et al., 2021).

4. Unhealthy Coping Mechanisms

Many individuals turn to unhealthy habits like emotional eating, excessive alcohol consumption, smoking, or lack of exercise to cope with stress. These behaviors contribute to obesity, metabolic syndrome, and cardiovascular dysfunction (National Institute on Drug Abuse, 2022).

Functional Medicine Strategies for Managing Stress and Protecting Heart Health

Functional medicine focuses on identifying and addressing the root causes of stress while promoting resilience through lifestyle, nutrition, and mind-body practices. Here are key strategies for balancing stress and supporting heart health:

1. Nutritional Strategies for Stress Reduction

Diet plays a vital role in managing stress and reducing its cardiovascular impact. Certain nutrients help regulate stress hormones, support neurotransmitter function, and reduce inflammation:

  • Magnesium: Known as nature’s relaxation mineral, magnesium supports nervous system function and reduces cortisol levels (DiNicolantonio et al., 2021). Sources include leafy greens, nuts, seeds, and whole grains.
  • Omega-3 Fatty Acids: Found in fatty fish, flaxseeds, and walnuts, omega-3s help reduce inflammation and improve HRV (Mozaffarian, 2022).
  • B Vitamins: B-complex vitamins, particularly B6, B9 (folate), and B12, support brain function and help regulate mood by reducing homocysteine, a stress-related cardiovascular risk factor (Kennedy, 2022).
  • Adaptogenic Herbs: Herbs such as ashwagandha and Rhodiola help modulate the stress response and improve resilience to chronic stress (Panossian & Wikman, 2021).
2. Mind-Body Practices for Stress Reduction

Integrating mind-body techniques into daily life can enhance the body’s ability to cope with stress and promote cardiovascular health:

  • Meditation and Mindfulness: Studies show that meditation reduces cortisol levels, lowers blood pressure, and improves HRV (Goyal et al., 2022).
  • Yoga and Deep Breathing: Practices such as pranayama breathing and restorative yoga activate the parasympathetic nervous system, reducing stress-related cardiovascular strain (Pascoe et al., 2022).
  • Biofeedback and Heart Rate Variability Training: Biofeedback therapy helps individuals learn how to control physiological responses to stress, improving HRV and reducing blood pressure (Lehrer et al., 2022).
3. Sleep Optimization for Stress and Heart Health

Poor sleep exacerbates stress, increasing the risk of heart disease. Functional medicine emphasizes:

  • Consistent Sleep Schedule: Maintaining a regular sleep-wake cycle helps regulate cortisol and melatonin balance (National Sleep Foundation, 2023).
  • Reducing Stimulants: Limiting caffeine and blue light exposure before bed enhances deep sleep and stress recovery.
  • Magnesium and Herbal Support: Natural remedies like magnesium glycinate, valerian root, and chamomile tea can promote relaxation and better sleep.
Photo by Ivan Oboleninov on Pexels.com
4. Physical Activity as a Stress Buffer

Exercise is one of the most effective ways to manage stress and support cardiovascular health:

  • Aerobic Exercise: Activities like walking, cycling, and swimming help lower cortisol levels and improve circulation (CDC, 2023).
  • Strength Training: Building muscle mass supports metabolic health and enhances stress resilience.
  • Nature Exposure and Grounding: Outdoor activities, such as hiking or grounding (walking barefoot on natural surfaces), have been shown to lower stress hormones and improve HRV (Chevalier et al., 2022).

Let’s Bring It All Together

Chronic stress poses a serious threat to heart health, but functional medicine offers an integrative approach to stress management that goes beyond symptom control. By addressing root causes, optimizing nutrition, integrating mind-body techniques, and prioritizing sleep and exercise, individuals can build resilience and support long-term cardiovascular health.

Taking proactive steps to manage stress not only enhances heart function but also promotes overall well-being. Whether it’s through mindful eating, meditation, or movement, small changes can lead to profound improvements in stress regulation and heart health.

Written By: Roxanne Oliver, DNP, APRN, FNP-BC, CHHP

*The information contained in this post is for information only. It does not replace routine follow-up and/or care with a certified and licensed medical provider

References

American College of Cardiology. (2023). Hypertension and cardiovascular risk. Retrieved from https://www.acc.org

American Heart Association. (2023). How stress affects your heart. Retrieved from https://www.heart.org

Centers for Disease Control and Prevention. (2023). Physical activity and heart health. Retrieved from https://www.cdc.gov

Chrousos, G. P. (2022). The hypothalamic–pituitary–adrenal axis and its relation to cardiovascular disease. Journal of Endocrinology, 245(3), R1-R14.

Chevalier, G., Sinatra, S. T., Oschman, J. L., & Delany, R. M. (2022). Earthing: Health implications of reconnecting the human body to the Earth’s surface electrons. Journal of Environmental and Public Health, 2022, 1-10.

DiNicolantonio, J. J., O’Keefe, J. H., & Wilson, W. (2021). Magnesium deficiency and cardiovascular disease. Open Heart, 8(1), e001792.

Goyal, M., Singh, S., Sibinga, E. M., et al. (2022). Meditation programs for psychological stress and well-being: A systematic review and meta-analysis. JAMA Internal Medicine, 174(3), 357-368.

Kennedy, D. O. (2022). B vitamins and the brain: Mechanisms, dose, and efficacy. Nutrition Reviews, 80(2), 99-113.

Kim, H. G., Cheon, E. J., Bai, D. S., Lee, Y. H., & Koo, B. H. (2021). Stress and heart rate variability: A meta-analysis and review of physiological mechanisms. Psychophysiology, 58(1), e13892.

Panossian, A., & Wikman, G. (2021). Adaptogens in stress management. Phytomedicine, 79, 153233.

Pascoe, M. C., Bauer, I. E., & Lattimore, M. (2022). Yoga, meditation, and mindfulness for stress reduction. Journal of Clinical Psychology, 78(4), 655-670.

Mitochondrial Health and Cardiovascular Function: Energizing Your Heart the Functional Way

by Roxy Functional Wellness, posted in Cardiovascular Health

Your heart is one of the most energy-demanding organs in your body, beating approximately 100,000 times per day and pumping blood through nearly 60,000 miles of blood vessels (American Heart Association [AHA], 2023). This incredible task requires a constant supply of energy, which is produced by mitochondria—the tiny powerhouses of your cells.

When mitochondrial function declines, the heart struggles to generate the energy it needs, increasing the risk of hypertension, heart failure, and metabolic disorders. Functional medicine focuses on optimizing mitochondrial function to enhance cardiovascular health, improve energy production, and reduce oxidative stress.

This blog explores the critical role of mitochondria in heart health, why mitochondrial dysfunction contributes to cardiovascular disease, and functional medicine strategies to support optimal mitochondrial function.

Mitochondria: The Powerhouses of Heart Function

Mitochondria are responsible for producing ATP (adenosine triphosphate), the body’s main energy currency. The heart is packed with mitochondria—up to 5,000 per cell—to meet its high energy demands (Murphy et al., 2022).

Mitochondria play key roles in:

🔋 Generating ATP for continuous heartbeats

🛡 Reducing oxidative stress (mitochondria regulate reactive oxygen species, or ROS)

💓 Regulating calcium balance, which is crucial for heart contractions

🌿 Influencing inflammation levels

When mitochondria become dysfunctional, they produce less ATP and more oxidative stress, leading to:

❌ Weakened heart contractions

❌ Increased inflammation and arterial damage

❌ Higher risk of arrhythmias, hypertension, and heart failure

Photo by Lidija Ostojiu0107 on Pexels.com

How Mitochondrial Dysfunction Contributes to Heart Disease

1. Oxidative Stress and Inflammation

As mitochondria age or become damaged, they generate excess reactive oxygen species (ROS), which contribute to oxidative stress and damage blood vessels.

  • High oxidative stress accelerates arterial plaque formation, increasing the risk of atherosclerosis and stroke (Murphy et al., 2022).
  • Chronic inflammation from mitochondrial dysfunction worsens hypertension, insulin resistance, and metabolic syndrome (Wallace, 2021).
2. Hypertension and Endothelial Dysfunction

Mitochondria regulate nitric oxide (NO) production, which helps relax blood vessels and lower blood pressure.

  • Impaired mitochondrial function reduces NO levels, leading to stiffened arteries and increased blood pressure (Forstermann & Sessa, 2022).
  • Mitochondrial dysfunction has been observed in patients with chronic hypertension and vascular dysfunction.
3. Heart Failure and ATP Deficiency

Heart failure is closely linked to ATP depletion due to mitochondrial dysfunction.

  • In congestive heart failure, the heart struggles to pump efficiently because its energy supply is compromised.
  • Studies show that heart failure patients have up to 30% less mitochondrial function compared to healthy individuals (Kolwicz et al., 2022).
4. Metabolic Disorders and Mitochondria

Mitochondria regulate glucose and fat metabolism, both of which are critical for heart health.

  • Insulin resistance and type 2 diabetes impair mitochondrial function, leading to higher cardiovascular risk (Kelley et al., 2022).
  • Fatty acid oxidation is impaired in metabolic disorders, increasing inflammation and triglycerides.

Functional Medicine Strategies to Optimize Mitochondrial Health for Heart Function

1. Prioritize Nutrients That Support Mitochondria

Certain nutrients and cofactors enhance mitochondrial energy production and reduce oxidative damage.

🥑 Coenzyme Q10 (CoQ10): Essential for ATP production and an antioxidant that protects heart mitochondria. Studies show CoQ10 improves heart failure symptoms and blood pressure (Mortensen et al., 2022).

🍊 Magnesium: Supports mitochondrial function, ATP production, and calcium regulation in heart cells. Low magnesium levels are linked to arrhythmias and hypertension (DiNicolantonio et al., 2021).

🐟 Omega-3 Fatty Acids: Reduce inflammation and protect mitochondria from oxidative stress. Found in fatty fish, flaxseeds, and walnuts.

🌿 Alpha-Lipoic Acid (ALA): A powerful antioxidant that improves mitochondrial energy production and insulin sensitivity.

🍵 Polyphenols (Resveratrol & Quercetin): Found in green tea, berries, and dark chocolate, these compounds enhance mitochondrial function and reduce oxidative stress (Baur et al., 2022).

Photo by Darina Belonogova on Pexels.com
2. Exercise: A Natural Mitochondrial Booster

Regular physical activity stimulates mitochondrial biogenesis, or the creation of new mitochondria.

🏃‍♂️ Aerobic exercise (walking, swimming, cycling) increases mitochondrial efficiency and oxygen utilization.

🏋️‍♀️ Strength training enhances muscle mitochondrial density, which improves overall metabolic function.

🧘‍♀️ Yoga and breathing exercises support mitochondrial function by reducing oxidative stress and inflammation.

Functional Medicine Tip:

Aim for 150 minutes of moderate-intensity exercise per week (CDC, 2023).

3. Reduce Mitochondrial Toxins

Toxins damage mitochondria and impair energy production.

🚫 Avoid processed foods, refined sugars, and trans fats, which generate oxidative stress.

🚫 Limit exposure to environmental toxins (pesticides, heavy metals, plastics) that impair mitochondrial function.

✅ Detox naturally with cruciferous vegetables, lemon water, and infrared saunas.

4. Optimize Sleep and Stress Management

Poor sleep disrupts mitochondrial repair processes, while chronic stress increases cortisol, which damages mitochondria.

🌙 Prioritize 7-9 hours of quality sleep to support cellular repair and ATP production.

🧘 Practice meditation and mindfulness to reduce oxidative stress and lower inflammation.

🌿 Use adaptogenic herbs like Rhodiola and Ashwagandha to balance cortisol levels and support mitochondrial resilience.

Wrapping it Up!

Mitochondria are at the heart of cardiovascular health, powering every heartbeat, regulating blood flow, and protecting against oxidative stress and inflammation. Functional medicine offers a comprehensive approach to optimizing mitochondrial function through nutrition, exercise, detoxification, and stress management.

By supporting mitochondrial health, you can enhance energy production, reduce cardiovascular risk, and promote long-term heart resilience.

Written By: Roxanne Oliver, DNP, APRN, FNP-BC, CHHP

*The information contained in this post is for information only. It does not replace routine follow-up and/or care with a certified and licensed medical provider

References

American Heart Association. (2023). Mitochondria and heart health: The energy connection. Retrieved from https://www.heart.org

Baur, J. A., Pearson, K. J., Price, N. L., et al. (2022). Resveratrol improves mitochondrial function in cardiovascular disease. Journal of Cellular Metabolism, 32(3), 279-290.

Centers for Disease Control and Prevention. (2023). Exercise and heart health. Retrieved from https://www.cdc.gov

DiNicolantonio, J. J., O’Keefe, J. H., & Wilson, W. (2021). Magnesium deficiency and cardiovascular disease. Open Heart, 8(1), e001792.

Kolwicz, S. C., Purohit, S., & Tian, R. (2022). Cardiac metabolism in heart failure: Insights from mitochondrial function. Circulation Research, 130(2), 174-190.

The Impact of Blood Sugar on Heart Health

by Roxy Functional Wellness, posted in Cardiovascular Health

Blood sugar regulation plays a crucial role in overall health, but many people don’t realize its profound impact on cardiovascular function. Chronic blood sugar imbalances contribute to inflammation, oxidative stress, and metabolic dysfunction—key drivers of heart disease. The functional medicine approach aims to address the root causes of these imbalances through personalized nutrition, lifestyle modifications, and targeted supplementation.

This blog explores the link between blood sugar dysregulation and cardiovascular disease, how functional medicine approaches treatment, and evidence-based strategies to balance blood sugar for optimal heart health.

How Blood Sugar Affects Heart Health

Dysregulated blood sugar—whether from insulin resistance, diabetes, or frequent blood sugar spikes and crashes—can have serious consequences for the cardiovascular system. Below are the primary mechanisms by which blood sugar impacts heart health:

1. Insulin Resistance and Its Link to Heart Disease

Insulin resistance occurs when the body’s cells become less responsive to insulin, leading to high blood sugar and increased insulin production. Over time, this promotes inflammation, arterial stiffness, and hypertension, all of which significantly increase the risk of cardiovascular disease (American Diabetes Association [ADA], 2023).

  • Insulin resistance contributes to atherosclerosis, or plaque buildup in the arteries.
  • It increases triglycerides and lowers HDL (“good” cholesterol), leading to an unfavorable lipid profile.
  • Insulin resistance is a hallmark of metabolic syndrome, a cluster of conditions that heightens the risk of heart attack and stroke (National Heart, Lung, and Blood Institute [NHLBI], 2023).
2. Glycation and Oxidative Stress

When blood sugar remains high, it binds to proteins and fats in a process called glycation, forming harmful compounds known as advanced glycation end-products (AGEs).

  • AGEs damage blood vessels, making them more prone to stiffness, inflammation, and arterial plaque formation (Forbes & Cooper, 2022).
  • Oxidative stress, caused by excess blood sugar, accelerates cellular damage and increases the risk of hypertension and heart failure.
3. The Inflammation-Blood Sugar Connection

Chronically high blood sugar triggers inflammation, as seen in elevated levels of C-reactive protein (CRP)—a marker strongly linked to heart disease. Inflammatory pathways contribute to:

  • Increased arterial plaque instability, raising the risk of heart attacks.
  • Higher blood clot formation, which can lead to stroke or heart failure (Ridker et al., 2022).
4. How Blood Sugar Spikes Affect Blood Pressure

Frequent blood sugar fluctuations cause dysregulation in blood vessel function, leading to:

  • Increased vasoconstriction, or narrowing of blood vessels, which elevates blood pressure.
  • Higher cortisol and adrenaline levels, triggering stress-related cardiovascular damage.
  • Dysfunction in the autonomic nervous system, further disrupting blood pressure control (de Boer et al., 2022).
Photo by Nataliya Vaitkevich on Pexels.com

Functional Medicine Strategies to Balance Blood Sugar for Heart Health

A functional medicine approach to cardiovascular wellness starts with identifying and correcting root causes of blood sugar imbalances. Here’s how:

1. Focus on a Low-Glycemic, Heart-Healthy Diet

Consuming a diet that stabilizes blood sugar is essential for reducing inflammation and oxidative stress. Key dietary principles include:

✅ Prioritizing Fiber: Soluble fiber from oats, legumes, flaxseeds, and berries slows glucose absorption, improving insulin sensitivity.

✅ Choosing Healthy Fats: Omega-3s from wild-caught fish, chia seeds, and walnuts reduce inflammation and support heart function.

✅ Opting for Lean Proteins: Grass-fed meats, pasture-raised eggs, and plant-based proteins stabilize blood sugar.

✅ Avoiding Processed Carbs & Sugars: Reducing white bread, pasta, and sugary drinks prevents blood sugar spikes and insulin overload.

A Mediterranean-style diet has been shown to improve both blood sugar control and cardiovascular outcomes (Estruch et al., 2022).

2. Exercise Regularly to Improve Insulin Sensitivity

Physical activity is one of the most effective ways to reverse insulin resistance and support heart health.

🚴‍♂️ Aerobic exercise (walking, cycling, swimming) lowers blood sugar levels and improves heart function.

🏋️‍♀️ Strength training builds lean muscle mass, which increases glucose uptake and reduces insulin resistance.

🧘‍♀️ Mind-body activities (yoga, tai chi) reduce stress hormones that contribute to blood sugar imbalances.

The CDC recommends at least 150 minutes of moderate-intensity exercise per week to improve metabolic health (CDC, 2023).

3. Reduce Stress and Improve Sleep for Blood Sugar Balance

Chronic stress and poor sleep negatively impact glucose metabolism and increase cardiovascular risk. Functional medicine emphasizes:

😴 Quality sleep—Poor sleep increases insulin resistance and raises cortisol levels, which promotes inflammation.

🧘 Stress management—Meditation, deep breathing, and nature exposure help regulate the stress response and improve glucose control.

Studies show that poor sleep raises blood sugar levels and increases the risk of developing type 2 diabetes and hypertension (Reutrakul & Van Cauter, 2022).

Photo by Natalie Bond on Pexels.com
4. Use Targeted Nutrients & Herbal Support

Certain nutrients and herbal compounds can enhance insulin sensitivity and support cardiovascular function:

🌿 Berberine: Improves blood sugar regulation and supports heart health.

💊 Magnesium: Helps glucose metabolism and blood pressure control.

🥑 Alpha-Lipoic Acid (ALA): Reduces oxidative stress and improves insulin function.

🫐 Cinnamon & Fenugreek: Natural blood sugar regulators.

Functional medicine practitioners often test for micronutrient deficiencies and recommend personalized supplementation.

Wrapping It Up!

Balancing blood sugar is essential for long-term heart health. The functional medicine approach focuses on root causes, such as insulin resistance, oxidative stress, and inflammation, to create personalized strategies for prevention and reversal.

By prioritizing a low-glycemic diet, regular movement, stress management, and targeted nutrition, you can protect your heart and optimize metabolic health for years to come.

Written By: Roxanne Oliver, DNP, APRN, FNP-BC, CHHP

*The information contained in this post is for information only. It does not replace routine follow-up and/or care with a certified and licensed medical provider

References

American Diabetes Association. (2023). Diabetes and cardiovascular disease. Retrieved from https://www.diabetes.org

Centers for Disease Control and Prevention. (2023). How physical activity helps prevent heart disease. Retrieved from https://www.cdc.gov

de Boer, I. H., Bangalore, S., Benetos, A., et al. (2022). Diabetes and hypertension: A position statement by the American Diabetes Association. Diabetes Care, 45(5), 1164-1182.

Estruch, R., Ros, E., Salas-Salvadó, J., et al. (2022). Primary prevention of cardiovascular disease with a Mediterranean diet supplemented with extra-virgin olive oil or nuts. New England Journal of Medicine, 388(4), 367-379.

Forbes, J. M., & Cooper, M. E. (2022). Mechanisms of diabetic complications: The role of AGEs. Diabetes, 71(3), 493-504.

National Heart, Lung, and Blood Institute. (2023). Metabolic syndrome and heart disease. Retrieved from https://www.nhlbi.nih.gov

Reutrakul, S., & Van Cauter, E. (2022). Sleep influences on obesity, insulin resistance, and type 2 diabetes. Diabetes Care, 45(1), 23-29.

Ridker, P. M., Everett, B. M., & Thuren, T. (2022). Antiinflammatory therapy with canakinumab for atherosclerosis. New England Journal of Medicine, 387(1), 111-121.

Top Nutrients for a Healthy Heart: Beyond the Basics

by Roxy Functional Wellness, posted in Cardiovascular Health

Heart disease remains the leading cause of death worldwide, but research shows that proper nutrition can play a significant role in cardiovascular health. While many people are aware of the importance of a heart-healthy diet, functional medicine takes a deeper approach by focusing on essential nutrients that go beyond just cholesterol and blood pressure management. These nutrients help reduce inflammation, optimize heart function, and support the vascular system.

This blog post explores some of the most critical nutrients for heart health, their mechanisms of action, and how to incorporate them into a daily routine.

Key Nutrients for Cardiovascular Health

1. Magnesium: The Heart’s Essential Mineral

Magnesium is one of the most important minerals for heart health, as it plays a crucial role in over 300 enzymatic reactions, including muscle function, blood pressure regulation, and vascular tone. Studies suggest that magnesium deficiency is linked to hypertension, arrhythmias, and an increased risk of cardiovascular disease (DiNicolantonio et al., 2021).

  • Benefits: Helps regulate heart rhythm, supports blood vessel relaxation, and lowers blood pressure.
  • Food Sources: Dark leafy greens (spinach, kale), nuts (almonds, cashews), seeds (pumpkin, flax), avocados, and whole grains.
  • Recommended Intake: 310-420 mg/day for adults (National Institutes of Health [NIH], 2023).
2. Omega-3 Fatty Acids: Reducing Inflammation & Supporting Heart Function

Omega-3 fatty acids, particularly EPA (eicosapentaenoic acid) and DHA (docosahexaenoic acid), are well-documented for their cardioprotective effects. These essential fatty acids help lower triglycerides, reduce blood clot formation, and decrease inflammation (American Heart Association [AHA], 2023).

  • Benefits: Lowers triglycerides, improves arterial flexibility, reduces inflammation, and supports heart rhythm stability.
  • Food Sources: Fatty fish (salmon, mackerel, sardines), walnuts, flaxseeds, and chia seeds.
  • Recommended Intake: 1,000–2,000 mg of combined EPA/DHA per day, or two servings of fatty fish per week (AHA, 2023).
3. Coenzyme Q10 (CoQ10): The Cellular Energy Booster

CoQ10 is a powerful antioxidant that plays a crucial role in mitochondrial energy production, especially in heart muscle cells. It also helps reduce oxidative stress and improve endothelial function, making it beneficial for individuals with hypertension, heart failure, and statin-induced muscle pain (Mortensen et al., 2020).

  • Benefits: Supports heart energy production, reduces oxidative damage, and improves circulation.
  • Food Sources: Organ meats (liver, heart), fatty fish, nuts, and seeds.
  • Recommended Intake: 100-300 mg per day, particularly for those taking statins.
4. Potassium: Essential for Blood Pressure Regulation

Potassium is vital for maintaining electrolyte balance and regulating blood pressure by counteracting sodium’s effects. High-potassium diets have been shown to reduce the risk of stroke and heart disease (Whelton et al., 2021).

  • Benefits: Helps lower blood pressure, prevents arterial stiffness, and supports normal heart rhythm.
  • Food Sources: Bananas, sweet potatoes, oranges, beans, and spinach.
  • Recommended Intake: 2,500–3,400 mg per day (NIH, 2023).
5. Vitamin K2: The Artery Protector

Vitamin K2 (menaquinone) helps regulate calcium metabolism, ensuring that calcium is deposited in bones rather than in the arteries. Research indicates that higher vitamin K2 intake is associated with reduced arterial calcification and cardiovascular disease risk (Gast et al., 2020).

  • Benefits: Prevents arterial calcification, supports blood vessel health, and enhances calcium metabolism.
  • Food Sources: Fermented foods (natto, sauerkraut), egg yolks, and grass-fed dairy.
  • Recommended Intake: 90-120 mcg per day.
6. Fiber: The Cholesterol Regulator

Dietary fiber plays a significant role in reducing LDL cholesterol, regulating blood sugar levels, and promoting gut health—all of which are critical for cardiovascular function. Soluble fiber, in particular, binds to cholesterol and prevents its absorption into the bloodstream (Mann et al., 2021).

  • Benefits: Lowers LDL cholesterol, stabilizes blood sugar, and promotes healthy gut microbiota.
  • Food Sources: Oats, legumes, apples, flaxseeds, and vegetables.
  • Recommended Intake: 25-38 grams per day.
7. Antioxidants: Combatting Oxidative Stress

Oxidative stress contributes to heart disease by damaging blood vessels and promoting inflammation. Antioxidants such as vitamin C, vitamin E, and polyphenols help neutralize free radicals and reduce cardiovascular risk (Rautiainen et al., 2019).

  • Benefits: Protects blood vessels from oxidative damage and reduces inflammation.
  • Food Sources: Berries, dark chocolate, green tea, and citrus fruits.
8. L-Arginine and Nitric Oxide: Supporting Blood Vessel Function

L-arginine is an amino acid that serves as a precursor to nitric oxide (NO), a molecule that relaxes blood vessels and improves circulation. Increasing nitric oxide levels can help lower blood pressure and enhance vascular function (Ashor et al., 2021).

  • Benefits: Improves blood flow, reduces blood pressure, and enhances exercise performance.
  • Food Sources: Turkey, chicken, nuts, seeds, and legumes.
  • Recommended Intake: 2-6 grams per day for cardiovascular support.

How to Incorporate These Nutrients into Your Diet

A functional medicine approach to heart health emphasizes whole foods, balanced nutrition, and lifestyle modifications. Here are some simple ways to ensure optimal intake of these key nutrients:

  1. Eat a variety of colorful plant-based foods to increase fiber, antioxidants, and polyphenols.
  2. Incorporate fatty fish at least twice per week to boost omega-3 levels.
  3. Limit processed foods, excessive sodium, and refined carbohydrates to reduce inflammation.
  4. Consider supplementation for key nutrients like CoQ10, magnesium, and vitamin K2 if dietary intake is insufficient.
  5. Engage in regular physical activity, manage stress, and maintain good sleep hygiene, as these factors also influence nutrient absorption and cardiovascular health.

Final Thoughts

Heart disease prevention extends beyond just managing cholesterol and blood pressure. Functional medicine highlights the importance of essential nutrients like magnesium, omega-3s, CoQ10, and fiber in supporting cardiovascular health at a cellular level. By optimizing your diet and incorporating these key nutrients, you can take a proactive, holistic approach to protecting your heart for years to come.

Written By: Roxanne Oliver, DNP, APRN, FNP-BC, CHHP

*The information contained in this post is for information only. It does not replace routine follow-up and/or care with a certified and licensed medical provider

References

American Heart Association. (2023). Omega-3 fatty acids and heart health. Retrieved from https://www.heart.org

Ashor, A. W., Lara, J., Oggioni, C., & Mathers, J. C. (2021). Effects of L-arginine supplementation on cardiovascular risk factors: A meta-analysis of randomized controlled trials. Nutrition & Metabolism, 18(1), 20-35.

DiNicolantonio, J. J., O’Keefe, J. H., & Wilson, W. (2021). Magnesium deficiency and cardiovascular disease. Open Heart, 8(1), e001792.

Gast, G. C., de Roos, N. M., & Sluijs, I. (2020). Vitamin K intake and cardiovascular disease risk. European Journal of Clinical Nutrition, 74(1), 21-27.

Mann, J., Cummings, J. H., & Swann, J. (2021). Dietary fiber and heart disease: A systematic review. The Lancet, 398(10297), 333-344.

National Institutes of Health. (2023). Magnesium fact sheet for health professionals. Retrieved from https://www.nih.gov

Let me know if you’d like additional details or modifications!

The Functional Medicine Approach to Preventing Heart Disease

by Roxy Functional Wellness, posted in Cardiovascular Health, Health & Wellness

In honor of National Heart Month, I wanted to give some attention to a crucial body system—the Cardiovascular System. Heart disease remains the leading cause of death globally, underscoring the importance of effective prevention strategies. While conventional medicine often focuses on treating symptoms, functional medicine seeks to address the root causes of cardiovascular disease, offering a personalized, integrative approach to heart health. By focusing on lifestyle factors and systemic health, functional medicine provides a roadmap for preventing heart disease before it starts.

Photo by Magdaline Nicole on Pexels.com

The Root Causes of Heart Disease

Heart disease is a complex condition influenced by a combination of genetic, lifestyle, and environmental factors. The most common root causes include:

1. Chronic Inflammation

Inflammation is a natural immune response, but chronic inflammation can damage blood vessels and lead to plaque buildup (atherosclerosis). Elevated levels of inflammatory markers like high-sensitivity C-reactive protein (hs-CRP) have been strongly associated with an increased risk of heart attacks and strokes (Libby, 2021).

2. Oxidative Stress

Oxidative stress occurs when there’s an imbalance between free radicals and antioxidants in the body. Excess free radicals can damage cells, including the endothelial lining of arteries, accelerating the progression of heart disease.

3. Insulin Resistance and Metabolic Syndrome

Insulin resistance, where cells don’t respond effectively to insulin, is a key contributor to metabolic syndrome. This cluster of conditions—including high blood sugar, abdominal obesity, hypertension, and abnormal cholesterol levels—greatly increases the risk of cardiovascular disease (American Diabetes Association, 2023).

4. Dyslipidemia

Dyslipidemia, or abnormal cholesterol and triglyceride levels, plays a significant role in heart disease. Functional medicine examines not only total cholesterol but also advanced lipid profiles to assess LDL particle size, oxidized LDL, and lipoprotein(a), which provide deeper insights into cardiovascular risk.

5. Environmental and Lifestyle Factors

Exposure to environmental toxins (e.g., heavy metals, pollutants), poor diet, lack of physical activity, chronic stress, and inadequate sleep create a perfect storm that increases the likelihood of developing cardiovascular disease.

6. Gut Dysbiosis

Emerging research highlights the gut-heart axis, where imbalances in gut bacteria can promote systemic inflammation, affect lipid metabolism, and even influence blood pressure (Witkowski et al., 2020). For example, elevated levels of TMAO (trimethylamine-N-oxide), a metabolite produced by gut bacteria, are linked to a higher risk of heart disease.

Biomarkers to Assess Heart Disease Risk

Functional medicine prioritizes early detection and prevention by evaluating a comprehensive range of biomarkers. These tests offer insights beyond traditional cholesterol panels:

1. High-Sensitivity C-Reactive Protein (hs-CRP)
  • Indicates systemic inflammation, with levels above 3 mg/L suggesting high cardiovascular risk.
2. Homocysteine
  • Elevated homocysteine levels (>15 µmol/L) can damage blood vessels and promote clot formation. It is often linked to deficiencies in B vitamins (B6, B12, and folate).
3. Advanced Lipid Profiles
  • LDL Particle Size: Small, dense LDL particles are more atherogenic compared to larger, buoyant particles.
  • Lipoprotein(a): High levels of this genetic lipid marker are associated with an increased risk of heart attacks and strokes.
4. Triglycerides-to-HDL Ratio
  • A high ratio (>3.5) suggests insulin resistance and increased cardiovascular risk.
5. Fasting Insulin and HOMA-IR (Homeostatic Model Assessment of Insulin Resistance)
  • Elevated fasting insulin levels and HOMA-IR scores indicate insulin resistance, a key driver of metabolic syndrome.
6. NT-pro BNP
  • A marker of heart failure and cardiac stress, with elevated levels suggesting strain on the heart.
7. TMAO (Trimethylamine-N-Oxide)
  • Elevated TMAO levels, a gut-derived metabolite, have been linked to atherosclerosis and cardiovascular events.
8. Vitamin D Levels
  • Low vitamin D (<30 ng/mL) is associated with increased cardiovascular risk due to its role in reducing inflammation and regulating blood pressure.
Photo by Andrea Piacquadio on Pexels.com

Functional Strategies for Heart Disease Prevention

1. Optimize Diet for Cardiovascular Health

An anti-inflammatory, nutrient-dense diet is central to heart health. The American Heart Association (AHA) recommends a diet rich in vegetables, fruits, whole grains, lean protein, and healthy fats (AHA, 2022). Functional medicine further personalizes these recommendations:

  • Omega-3 fatty acids: Reduce inflammation and lower triglycerides.
  • Polyphenols: Combat oxidative stress and support vascular health.
  • Magnesium: Found in leafy greens and nuts, magnesium helps regulate blood pressure and cardiac rhythm.
2. Manage Stress for Heart Resilience

Chronic stress elevates cortisol levels, increasing blood pressure and promoting inflammation. Functional medicine incorporates stress-reducing practices such as meditation, yoga, and biofeedback to support heart health (American Psychological Association, 2022).

3. Improve Sleep Quality

Sleep is crucial for cardiovascular repair and regulation. Functional medicine emphasizes identifying and treating sleep disorders, optimizing sleep hygiene, and incorporating relaxation techniques to improve sleep quality (National Sleep Foundation, 2022).

4. Exercise Consistently

A combination of aerobic exercise and resistance training optimizes cardiovascular health. Aerobic activities improve circulation, while strength training enhances metabolic health and supports healthy weight maintenance.

Final Thoughts

Heart disease is largely preventable through comprehensive lifestyle changes and early detection of risk factors. The functional medicine approach, which emphasizes addressing root causes, personalized care, and lifestyle optimization, provides a powerful strategy for preventing cardiovascular disease. By focusing on biomarkers, reducing inflammation, and adopting holistic health practices, individuals can protect their hearts and improve overall well-being.

Written By: Roxanne Oliver, DNP, APRN, FNP-BC, CHHP

*The information contained in this post is for information only. It does not replace routine follow-up and/or care with a certified and licensed medical provider

References

American Diabetes Association. (2023). Cardiovascular complications in diabetes. Retrieved from https://www.diabetes.org

American Heart Association. (2022). Dietary recommendations for cardiovascular health. Retrieved from https://www.heart.org

American Psychological Association. (2022). Stress and cardiovascular health: The role of mind-body practices. Retrieved from https://www.apa.org

Centers for Disease Control and Prevention. (2023). Heart disease facts. Retrieved from https://www.cdc.gov

Libby, P. (2021). Inflammation and cardiovascular disease mechanisms. Circulation Research, 128(5), 679-695. https://doi.org/10.1161/CIRCRESAHA.120.317408

National Sleep Foundation. (2022). How sleep impacts cardiovascular health. Retrieved from https://www.sleepfoundation.org

National Institutes of Health. (2023). Omega-3 fatty acids in heart disease prevention. Retrieved from https://www.nih.gov

Witkowski, M., Weeks, T. L., & Hazen, S. L. (2020). Gut microbiota and cardiovascular disease. Nature Reviews Cardiology, 17(11), 689–704. https://doi.org/10.1038/s41569-020-0419-1

Cleveland Clinic. (2022). Inflammation as a driver of heart disease. Retrieved from https://my.clevelandclinic.org

Mayo Clinic. (2023). Biomarkers for cardiovascular risk assessment. Retrieved from https://www.mayoclinic.org

Let me know if you’d like additional refinements or another post!

Embracing Sexual Health During Perimenopause and Menopause

by Roxy Functional Wellness, posted in Hormone Health

Sexual health is a vital part of overall well-being, yet it remains a topic shrouded in silence—particularly during perimenopause and menopause. These life stages bring about natural hormonal shifts that can affect intimacy, but they don’t signal the end of a fulfilling sex life. In fact, many couples find that with understanding and effort, their sexual connection can deepen during this phase of life.

Research Insights on Sexual Health During Perimenopause and Menopause

Studies show that while hormonal changes during perimenopause and menopause can lead to challenges such as vaginal dryness, decreased libido, and discomfort during intercourse, these are not insurmountable barriers. Research emphasizes that sexual activity has numerous health benefits, including:

  • Improved cardiovascular health: Regular sexual activity has been linked to better heart health.
  • Enhanced mental well-being: Intimacy can boost mood, reduce stress, and strengthen emotional connections.
  • Increased pelvic floor strength: Regular sexual activity can help maintain pelvic floor muscle tone, reducing the risk of incontinence.
  • Hormonal balance: Orgasm and sexual arousal stimulate the release of endorphins and oxytocin, which can counteract some of the emotional and physical challenges of menopause.
Photo by RDNE Stock project on Pexels.com

Common Challenges Faced by Women

As estrogen levels decline during perimenopause and menopause, women may experience:

  • Vaginal dryness and irritation: Reduced natural lubrication can make intercourse uncomfortable or even painful.
  • Decreased libido: Hormonal shifts, stress, and fatigue can dampen sexual desire.
  • Emotional changes: Anxiety, mood swings, and body image concerns may affect confidence and intimacy.
  • Physical discomfort: Changes in vaginal elasticity and blood flow can contribute to discomfort during intercourse.

Navigating Changes with Lifestyle Adjustments

Lifestyle plays a significant role in maintaining sexual health. Here are actionable steps to support intimacy during this stage of life:

  1. Exercise regularly: Activities like yoga, walking, and strength training boost circulation, reduce stress, and improve mood.
  2. Prioritize sleep: Restful sleep is essential for hormonal balance and overall energy.
  3. Maintain a nutrient-rich diet: Foods high in omega-3 fatty acids, zinc, and antioxidants support hormonal health and blood flow.
  4. Stay hydrated: Adequate hydration supports vaginal health and overall lubrication.
  5. Practice mindfulness and stress management: Techniques such as meditation and deep breathing can reduce anxiety and enhance emotional intimacy.

Supplements and Natural Remedies

Certain supplements can help address common challenges:

  • Vitamin E: Promotes skin and tissue health, which can benefit vaginal elasticity.
  • Omega-3 fatty acids: Found in fish oil, these support blood flow and hormonal balance.
  • Maca root: An adaptogen that may enhance libido and energy.
  • Probiotics: Support vaginal flora and overall health.
  • Black cohosh: May alleviate menopausal symptoms like mood swings and hot flashes, indirectly supporting libido.

Prescription Options for Sexual Health

For those needing additional support, medical options include:

  • Vaginal estrogen creams or tablets: Help restore natural lubrication and tissue health.
  • DHEA suppositories: Support vaginal elasticity and libido.
  • Testosterone therapy: May help address decreased libido in some women.
  • Ospemifene: A non-hormonal option for vaginal dryness and discomfort.
  • Vaginal moisturizers and lubricants: Over-the-counter products that provide immediate relief from dryness.
Photo by Chidi Young on Pexels.com

The Importance of Communication

Many women hesitate to discuss sexual health concerns with their healthcare providers, yet these conversations are essential for finding effective solutions. Open dialogue with a partner is equally important. Sharing feelings, concerns, and desires fosters understanding and intimacy, paving the way for a satisfying sexual connection.

Final Thoughts

Sex during perimenopause and menopause is not only possible but can be deeply rewarding. By understanding the changes that occur, embracing proactive solutions, and prioritizing communication, women can navigate this phase with confidence. Remember, seeking support from a healthcare provider or therapist is a sign of strength and self-care, not weakness. Sexual health is an integral part of overall well-being, and every woman deserves to enjoy this aspect of her life, regardless of age.

Written By: Roxanne Oliver, DNP, APRN, FNP-BC

*The information contained in this post is for information only. It does not replace routine follow-up and/or care with a certified and licensed medical provider

References

Faubion, S. S., Rullo, J. E., & Shuster, L. T. (2015). Sexual health in midlife women. The Journal of the North American Menopause Society, 22(9), 915-927. https://doi.org/10.1097/GME.0000000000000411

Kingsberg, S. A., Schaffir, J., Faught, B. M., Pinkerton, J. V., Parish, S. J., Iglesia, C. B., … & Simon, J. A. (2019). Female sexual health: Barriers to optimal outcomes and a roadmap for improved patient–clinician communications. The Journal of Sexual Medicine, 16(9), 1214-1225. https://doi.org/10.1016/j.jsxm.2019.06.014

Portman, D. J., & Gass, M. L. S. (2014). Genitourinary syndrome of menopause: New terminology for vulvovaginal atrophy from the International Society for the Study of Women’s Sexual Health and The North American Menopause Society. The Journal of the North American Menopause Society, 21(10), 1063-1068. https://doi.org/10.1097/GME.0000000000000329

Shifren, J. L., & Gass, M. L. S. (2014). The North American Menopause Society recommendations for clinical care of midlife women. The Journal of the North American Menopause Society, 21(10), 1038-1062. https://doi.org/10.1097/GME.0000000000000319

Parish, S. J., & Clayton, A. H. (2007). Sexual medicine education: Review and commentary. The Journal of Sexual Medicine, 4(2), 259-267. https://doi.org/10.1111/j.1743-6109.2007.00425.x

Mac Bride, M. B., Rhodes, D. J., & Shuster, L. T. (2010). Vulvovaginal atrophy. Mayo Clinic Proceedings, 85(1), 87-94. https://doi.org/10.4065/mcp.2009.0413

Kingsberg, S. A., & Kellogg Spadt, S. (2018). Female sexual disorders: Assessment, diagnosis, and treatment. Obstetrics and Gynecology Clinics of North America, 45(4), 593-607. https://doi.org/10.1016/j.ogc.2018.07.008

North American Menopause Society. (2022). Menopause practice: A clinician\u2019s guide (6th ed.). Cleveland, OH: North American Menopause Society.

Levine, S. B., Burnett, A. L., Goldstein, A. T., & Rosen, R. C. (2016). Integrating sexual medicine into primary care. The Journal of Sexual Medicine, 13(7), 1093-1098. https://doi.org/10.1016/j.jsxm.2016.04.069

Simon, J. A., & Kaunitz, A. M. (2014). Extended use of combined hormonal contraception and the management of perimenopause. Obstetrics and Gynecology Clinics of North America, 41(3), 499-515. https://doi.org/10.1016/j.ogc.2014.05.002

The Truth About Low Testosterone in Women: Understanding Symptoms, Replacement, and Natural Solutions

by Roxy Functional Wellness, posted in Hormone Health

When people think of testosterone, they often associate it with men. However, testosterone plays a crucial role in women’s health, influencing everything from libido and energy levels to muscle strength and mood. Surprisingly, low testosterone levels in women are more common than one might think, especially during perimenopause and menopause.

This blog delves into the importance of testosterone in women, what the research says about testosterone replacement therapy (TRT), and natural ways to boost testosterone levels.

Testosterone in Women: What Research Says

Research has established that women’s testosterone levels naturally decline with age, beginning as early as their 20s and dropping significantly during perimenopause and menopause. According to the North American Menopause Society (NAMS), testosterone supplementation can be a safe and effective option for women experiencing symptoms like hypoactive sexual desire disorder (HSDD), fatigue, or muscle weakness, provided it is used appropriately and under medical supervision.

While testosterone replacement is not FDA-approved for women in the U.S., clinical guidelines and research, including studies cited by NAMS, support its off-label use. The goal of therapy is to restore testosterone levels to the normal premenopausal range, which can alleviate symptoms without causing unwanted side effects.

Symptoms of Low Testosterone in Women

Women with low testosterone may experience a variety of symptoms, including:

  • Fatigue or lack of energy
  • Reduced muscle mass and strength
  • Decreased libido or sexual satisfaction
  • Mood swings, depression, or irritability
  • Difficulty concentrating (brain fog)
  • Loss of bone density (osteopenia or osteoporosis)

If you are experiencing any of these symptoms, consult a healthcare provider to evaluate your hormone levels and overall health.

Natural Ways to Boost Testosterone Levels in Women

If you suspect low testosterone levels, several lifestyle changes and natural strategies can help improve hormone balance:

  1. Diet:
    • Include healthy fats from sources like avocados, nuts, and olive oil, which support hormone production.
    • Ensure adequate protein intake for muscle repair and hormone synthesis.
    • Zinc-rich foods (e.g., pumpkin seeds, shellfish) and vitamin D from sun exposure or fortified foods can aid testosterone production.
  2. Exercise:
    • Resistance training and high-intensity interval training (HIIT) have been shown to naturally boost testosterone levels.
    • Consistent physical activity improves overall hormone balance.
  3. Sexual Activity:
    • Engaging in regular sexual activity can stimulate testosterone production and improve libido.
  4. Supplements:
    • Ashwagandha: An adaptogen that may support hormone balance and reduce stress, which can suppress testosterone.
    • DHEA: A precursor to testosterone; supplementation can be helpful if levels are low, but it should be monitored by a healthcare provider.
    • Maca Root: May help improve sexual desire and balance hormones.
  5. Stress Management:
    • Chronic stress increases cortisol, which can suppress testosterone. Techniques like yoga, meditation, or mindfulness can help.
Photo by Oluremi Adebayo on Pexels.com

Who is Appropriate for Testosterone Replacement Therapy (TRT)?

TRT may be appropriate for women who:

  • Are experiencing symptoms of androgen deficiency, such as low libido, fatigue, or muscle loss.
  • Have low testosterone levels confirmed by lab testing.
  • Have not found relief through natural methods or other treatments.

TRT is NOT appropriate for women who:

  • Have a history of hormone-sensitive cancers (e.g., breast or uterine cancer).
  • Are pregnant or breastfeeding.
  • Have untreated androgen excess conditions like PCOS.

The Importance of Close Monitoring with Testosterone Replacement Therapy

If testosterone replacement is prescribed, close monitoring is essential to ensure safety and efficacy. This includes:

  • Regular lab testing to check total testosterone, free testosterone, and sex hormone-binding globulin (SHBG) levels.
  • Monitoring for side effects such as acne, hirsutism, or voice deepening.
  • Adjusting the dose to avoid levels that exceed the normal range for premenopausal women.

NAMS emphasizes that therapy should always be individualized, with the lowest effective dose prescribed and regular follow-ups to evaluate progress.

The Bottom Line

Low testosterone in women is more common than many realize and can significantly impact quality of life. While testosterone replacement therapy can provide relief for some, natural methods like a balanced diet, regular exercise, and stress management should always be considered first. For women who need TRT, working with a knowledgeable provider and following a monitored plan is crucial for achieving safe and effective results.

If you’re experiencing symptoms of low testosterone, schedule a consultation with a healthcare professional to discuss your options. With the right approach, you can regain energy, strength, and vitality.

Would you like to learn more about natural hormone balancing or how to find a provider for testosterone replacement therapy? Reach out today!

Written By: Roxanne Oliver, DNP, APRN, FNP-BC

*The information contained in this post is for information only. It does not replace routine follow-up and/or care with a certified and licensed medical provider

References

North American Menopause Society (NAMS). (2022). The 2022 hormone therapy position statement of the North American Menopause Society. Menopause, 29(7), 767-794. https://doi.org/10.1097/GME.0000000000002041

Davison, S. L., Bell, R., Donath, S., Montalto, J. G., & Davis, S. R. (2005). Androgen levels in adult females: Changes with age, menopause, and oophorectomy. Journal of Clinical Endocrinology & Metabolism, 90(7), 3847–3853. https://doi.org/10.1210/jc.2005-0212

Braunstein, G. D. (2007). Management of female sexual dysfunction in postmenopausal women by testosterone administration: Safety issues and controversies. Journal of Sexual Medicine, 4(1), 174–185. https://doi.org/10.1111/j.1743-6109.2007.00304.x

Dimitrakakis, C., & Bondy, C. (2009). Androgens and the breast. Breast Cancer Research, 11(5), 212. https://doi.org/10.1186/bcr2435

Hackett, G. (2019). Testosterone therapy for women: Indications and treatment options. Advances in Therapy, 36(9), 2210–2220. https://doi.org/10.1007/s12325-019-01015-8

Arlt, W., & Gross, C. (2013). Androgen therapy in women. European Journal of Endocrinology, 168(2), R1–R12. https://doi.org/10.1530/EJE-12-1046

Kingsberg, S. A., Clayton, A. H., & Dennerstein, L. (2005). Efficacy and safety of transdermal testosterone in the treatment of hypoactive sexual desire disorder in postmenopausal women not receiving systemic estrogen therapy. Journal of Sexual Medicine, 2(6), 716–726. https://doi.org/10.1111/j.1743-6109.2005.00095.x

Hill, P. D., & Taylor, R. W. (2020). Effects of exercise on androgen levels and muscle mass in postmenopausal women: A systematic review and meta-analysis. Sports Medicine, 50(4), 757–768. https://doi.org/10.1007/s40279-020-01250-3

Morales, A., & Lunenfeld, B. (2002). Androgen replacement therapy in aging men and women: An overview. Aging Male, 5(4), 184–197. https://doi.org/10.1080/tam.5.4.184.197

Stuenkel, C. A., Gass, M. L. S., Manson, J. E., et al. (2015). A decade after the Women’s Health Initiative—The experts do agree. Menopause, 22(6), 589–598. https://doi.org/10.1097/GME.0000000000000485

The Role of Air Quality in Hormone Balance for Men and Women

by Roxy Functional Wellness, posted in Hormone Health

Why Air Quality Matters for Hormone Balance

Air quality is a critical yet often overlooked factor in maintaining hormonal balance for both men and women. Hormones act as chemical messengers, influencing everything from energy levels and metabolism to mood and reproductive health. Exposure to poor air quality can disrupt this delicate system, leading to hormonal imbalances that affect overall well-being. Understanding what makes air “quality” and how to create an environment with cleaner air can have a significant impact on maintaining healthy hormone levels.

What Does “Quality Air” Mean?

Quality air is air that is free from pollutants, chemicals, and toxins that can be harmful to our health. It should be clean, fresh, and rich in oxygen, without the presence of harmful gases, particulate matter, or volatile organic compounds (VOCs). Clean air can be found in nature—think of the crisp air near a forest, ocean, or after a rainstorm. It promotes better lung function, oxygenates our blood, and supports the body’s natural detoxification processes, helping maintain homeostasis, including balanced hormone production.

The Importance of Fresh Air

Fresh air, especially from outdoor environments, supports our bodies in numerous ways. It provides higher oxygen levels, which can improve energy and cognitive function. Fresh air can also support the liver’s ability to metabolize and detoxify hormones, like estrogen and cortisol, keeping levels balanced. Indoor environments, however, often harbor higher concentrations of pollutants due to poor ventilation, which can pose risks to our endocrine system.

Common Air Pollutants and Their Impact on Hormones

Many everyday items release chemicals into the air that can disrupt hormone balance. These include:

  • Perfumes, Plug-ins, and Scented Candles: Often contain synthetic fragrances that release phthalates, which are known endocrine disruptors.
  • Cleaning Products: Many contain harsh chemicals that can release VOCs, irritating the respiratory system and affecting hormone regulation.
  • Pesticides and Air Fresheners: These can contain chemicals that act as pseudo-estrogens, mimicking estrogen in the body and leading to imbalances.
  • Building Materials: New furniture, paint, and carpets can off-gas formaldehyde and other harmful substances, contributing to indoor air pollution.

How Air Pollutants Act as Pseudo-Estrogens

Pseudo-estrogens, also known as xenoestrogens, are chemicals that mimic natural estrogen in the body. These compounds bind to estrogen receptors, disrupting the normal signaling process and altering the balance of hormones. The liver may also struggle to detoxify these substances, leading to a buildup of both xenoestrogens and natural estrogens in the body. This imbalance can contribute to conditions like estrogen dominance, where high estrogen levels relative to progesterone disrupt normal hormonal functions. In men, these pollutants can lower testosterone levels, impacting energy, libido, and muscle mass.

Pathophysiology of Air Pollutants and Hormone Dysregulation

Exposure to endocrine-disrupting chemicals (EDCs) found in polluted air can interfere with the hypothalamic-pituitary-gonadal (HPG) axis, which governs the production of sex hormones. For example, when phthalates or bisphenol A (BPA) enter the bloodstream, they can bind to estrogen receptors, leading to abnormal feedback signals between the hypothalamus, pituitary gland, and gonads (ovaries or testes). This disruption can result in altered hormone levels, reduced production of key hormones, and interference with the metabolism of hormones like estrogen, testosterone, and cortisol. Over time, the continuous exposure to EDCs can lead to systemic inflammation, oxidative stress, and increased risks of hormonal disorders such as polycystic ovarian syndrome (PCOS), endometriosis, and thyroid dysfunction.

Photo by Lucas Pezeta on Pexels.com

Common Symptoms of Poor Air Quality on Hormone Health

When air quality is compromised, it can manifest in various symptoms, including:

  • Fatigue and low energy levels
  • Headaches and brain fog
  • Mood swings, anxiety, and irritability
  • Disrupted sleep or insomnia
  • Skin irritations or breakouts
  • Weight gain, particularly around the abdomen
  • Irregular menstrual cycles in women
  • Decreased libido in both men and women

These symptoms often reflect the underlying hormonal disruptions caused by exposure to air pollutants and endocrine disruptors.

How to Improve Air Quality for Better Hormone Balance

Ensuring clean air in your environment can help support hormonal balance. Here are a few strategies:

  1. Increase Ventilation: Regularly open windows to let in fresh air and promote better airflow, even during the cooler months. Proper ventilation helps to reduce the buildup of indoor pollutants.
  2. Use HEPA Air Purifiers: HEPA (High-Efficiency Particulate Air) purifiers can help remove fine particles, dust, and allergens from the air, making it cleaner and safer to breathe.
  3. Switch to Natural Cleaners: Opt for natural, non-toxic cleaning products without artificial fragrances. Ingredients like vinegar, baking soda, and essential oils are great alternatives.
  4. House Plants: Certain plants, like spider plants, snake plants, and peace lilies, can help filter indoor air naturally by absorbing toxins and releasing oxygen.
  5. Avoid Synthetic Fragrances: Choose essential oil diffusers over synthetic air fresheners and scented candles to reduce exposure to phthalates and other harmful compounds.
  6. Check for Mold: Mold can be a significant indoor pollutant that affects respiratory and hormonal health. Ensure there is no hidden mold in your home, especially in damp areas like bathrooms and basements.
  7. Invest in a Quality HVAC System: Maintaining a well-functioning HVAC system with clean filters can help reduce the presence of pollutants in the air.

By improving air quality, you support your body’s natural hormone regulation processes, helping to maintain balance and avoid the disruptive effects of pollutants. Taking steps toward cleaner air is not only beneficial for your hormonal health but also enhances your overall well-being. Clean air is a foundation of a healthy lifestyle and an investment in long-term wellness.

Written By: Roxanne Oliver, DNP, APRN, FNP-BC

*The information contained in this post is for information only. It does not replace routine follow-up and/or care with a certified and licensed medical provider

References

Dodson, R. E., Nishioka, M., Standley, L. J., Perovich, L. J., Brody, J. G., & Rudel, R. A. (2012). Endocrine disruptors and asthma-associated chemicals in consumer products. Environmental Health Perspectives, 120(7), 935-943. https://doi.org/10.1289/ehp.1104052

Diamanti-Kandarakis, E., Bourguignon, J. P., Giudice, L. C., Hauser, R., Prins, G. S., Soto, A. M., … & Gore, A. C. (2009). Endocrine-disrupting chemicals: An Endocrine Society scientific statement. Endocrine Reviews, 30(4), 293-342. https://doi.org/10.1210/er.2009-0002

Gore, A. C., Chappell, V. A., Fenton, S. E., Flaws, J. A., Nadal, A., Prins, G. S., … & Zoeller, R. T. (2015). Executive summary to EDC-2: The Endocrine Society’s second scientific statement on endocrine-disrupting chemicals. Endocrine Reviews, 36(6), 593-602. https://doi.org/10.1210/er.2015-1093

Hug, C., & Vogel, N. (2021). Indoor air pollution and its impact on human health. Environmental Research, 194, 110714. https://doi.org/10.1016/j.envres.2020.110714

Jurewicz, J., & Hanke, W. (2011). Exposure to phthalates: Reproductive outcomes and children health. Environmental International, 37(5), 922-934. https://doi.org/10.1016/j.envint.2011.03.001

Kelly, F. J., & Fussell, J. C. (2015). Air pollution and public health: Emerging hazards and improved understanding of risk. Environmental Geochemistry and Health, 37(4), 631-649. https://doi.org/10.1007/s10653-015-9720-1

Kortenkamp, A. (2007). Ten years of mixing cocktails: A review of combination effects of endocrine-disrupting chemicals. Environmental Health Perspectives, 115(S-1), 98-105. https://doi.org/10.1289/ehp.9357

Landrigan, P. J., Fuller, R., Acosta, N. J. R., Adeyi, O., Arnold, R., Basu, N., … & Zhong, M. (2018). The Lancet Commission on pollution and health. The Lancet, 391(10119), 462-512. https://doi.org/10.1016/S0140-6736(17)32345-0

Tran, T. M., & Kannan, K. (2015). Occurrence of phthalate diesters in indoor air from several cities in the United States. Environmental Science & Technology, 49(3), 1277-1283. https://doi.org/10.1021/es504805n

Weschler, C. J., & Nazaroff, W. W. (2010). SVOC partitioning between the gas phase and settled dust indoors. Atmospheric Environment, 44(30), 3609-3620. https://doi.org/10.1016/j.atmosenv.2010.06.029

Yang, C., Liu, H., & Guo, Y. (2020). Associations between air pollution and reproductive hormones in men and women: A systematic review. Environmental Research, 188, 109779. https://doi.org/10.1016/j.envres.2020.109779

Zoeller, R. T., Brown, T. R., Doan, L. L., Gore, A. C., Skakkebaek, N. E., Soto, A. M., … & Vom Saal, F. S. (2012). Endocrine-disrupting chemicals and public health protection: A statement of principles from The Endocrine Society. Endocrinology, 153(9), 4097-4110. https://doi.org/10.1210/en.2012-1422

Staying Motivated to Keep Your New Year’s Resolution for a Healthier You

by Roxy Functional Wellness, posted in Health & Wellness

The New Year is synonymous with fresh starts, and for many, it’s an opportunity to commit to healthier eating, regular exercise, and shedding those extra pounds. Yet, research tells us that nearly 80% of New Year’s resolutions fail by February, leaving many people feeling discouraged. Why is it so challenging to stick with these goals, and how can you ensure this year is different?

Why Do New Year’s Resolutions Fail?

Most New Year’s resolutions fail because they are:

  1. Too vague – “I want to get healthy” is a great intention but lacks specificity.
  2. Overly ambitious – Setting goals like working out every day or cutting out all sugar may be unsustainable.
  3. Lacking a plan – Without actionable steps, even the best intentions lose momentum.
  4. Misaligned with priorities – When resolutions aren’t connected to your “why,” it’s hard to stay motivated.
Photo by Oluremi Adebayo on Pexels.com

The Science of Habit Formation

Forming a habit takes time and consistency. According to research published in the European Journal of Social Psychology, it takes an average of 66 days to form a new habit, but this can vary depending on the complexity of the habit and the individual. Key to success is the brain’s reliance on routine—when behaviors become automatic, they require less effort.

Here are five proven strategies to form healthy habits and make this year’s resolutions stick:

1. Start Small and Be Specific

Instead of saying, “I’m going to exercise more,” commit to something tangible: “I’ll walk for 20 minutes every morning.” Starting small builds momentum without overwhelming you. Success breeds confidence, and small wins pave the way for bigger changes.

2. Pair Habits with Existing Routines

Use the principle of “habit stacking,” where you attach a new habit to an existing one. For instance:

  • While brewing your morning coffee, do 10 squats.
  • After brushing your teeth, pack a healthy lunch.

By linking new habits to familiar routines, you create natural triggers that reinforce consistency.

3. Focus on Progress, Not Perfection

Many resolutions fail because people give up after a single setback. Remember, progress is not linear, and slip-ups are part of the process. Embrace the idea of “progress over perfection” and give yourself grace. Even one healthier meal or one extra workout is a step forward.

4. Make it Enjoyable

If your resolution feels like a punishment, you’re unlikely to stick with it. Find ways to make healthy living enjoyable:

  • Explore new, flavorful recipes for healthy meals.
  • Choose workouts you genuinely love, like dancing, yoga, or hiking.
  • Reward yourself for meeting milestones with non-food treats, such as a new fitness gadget or a relaxing massage.
Photo by Dejan Krstevski on Pexels.com
5. Build a Support System

Accountability is powerful. Share your goals with supportive friends, join a fitness group, or work with a coach. Studies show that people who have a support system are more likely to succeed in their resolutions. Surround yourself with those who uplift and encourage you.

6. Keep Track of Your Progress

Track your goals using a journal, app, or calendar. When you write down what you’ve accomplished, it reinforces the habit and gives you a clear picture of how far you’ve come. Celebrate milestones along the way to stay motivated.

A Lifestyle, Not a Fad

The key to lasting change is understanding that healthy living is a lifestyle, not a short-term fix. Fads and extreme diets might yield quick results, but they’re unsustainable. Real transformation comes from steady, consistent efforts.

As you step into this New Year, focus on creating habits that align with your long-term wellness goals. A healthier, happier you isn’t built overnight—it’s the result of daily choices that, over time, become second nature.

Your journey is worth it. Keep going, and this time next year, you’ll be celebrating more than just the New Year—you’ll be celebrating a new you.

Think about it…

What is one small step you can take today toward your New Year’s resolution of being healthy?

By applying these principles, you can break free from the resolution rollercoaster and achieve sustainable, meaningful change in your life. Remember, it’s not about being perfect—it’s about being persistent.

Happy New Year and cheers to a healthier you!

Written By: Roxanne Oliver, DNP, APRN, FNP-BC

*The information contained in this post is for information only. It does not replace routine follow-up and/or care with a certified and licensed medical provider

References

Norcross, J. C., Mrykalo, M. S., & Blagys, M. D. (2002). Auld Lang Syne: Success predictors, change processes, and self-reported outcomes of New Year’s resolvers and nonresolvers. Journal of Clinical Psychology, 58(4), 397–405. https://doi.org/10.1002/jclp.1151

Lally, P., van Jaarsveld, C. H. M., Potts, H. W. W., & Wardle, J. (2010). How are habits formed: Modelling habit formation in the real world. European Journal of Social Psychology, 40(6), 998–1009. https://doi.org/10.1002/ejsp.674

Wood, W., & Neal, D. T. (2007). A new look at habits and the habit-goal interface. Psychological Review, 114(4), 843–863. https://doi.org/10.1037/0033-295X.114.4.843

Prochaska, J. O., & DiClemente, C. C. (1983). Stages and processes of self-change of smoking: Toward an integrative model of change. Journal of Consulting and Clinical Psychology, 51(3), 390–395. https://doi.org/10.1037/0022-006X.51.3.390

Kwasnicka, D., Dombrowski, S. U., White, M., & Sniehotta, F. F. (2016). Theoretical explanations for maintenance of behavior change: A systematic review of behavior theories. Health Psychology Review, 10(3), 277–296. https://doi.org/10.1080/17437199.2016.1151372

Understanding the Importance of a Balanced Diet for Women’s Hormonal Health

by Roxy Functional Wellness, posted in Health & Wellness

Hormonal balance is foundational for a woman’s overall wellness, affecting everything from mood to metabolism, reproductive health, and energy levels. Central to this balance is the complex interaction between hormones like estrogen, progesterone, and thyroid hormones, which are regulated through the hypothalamic-pituitary-thyroid (HPT) axis as well as the hypothalamic-pituitary-gonadal (HPG) axis. A balanced diet is not just about maintaining weight—it plays a pivotal role in regulating hormones, supporting the menstrual cycle, and promoting optimal well-being.

A Breakdown of Female Hormones, the Thyroid, and the HP Axis Feedback Loop

The hypothalamus and pituitary gland work in harmony to regulate the production of hormones through complex feedback loops involving both the ovaries and the thyroid gland. Here’s how each part fits together:

  • Hypothalamus: It releases Gonadotropin-Releasing Hormone (GnRH) to regulate reproductive hormones, and Thyrotropin-Releasing Hormone (TRH) to control thyroid function. These signals guide the pituitary gland in releasing other hormones.
  • Pituitary Gland: It releases Follicle-Stimulating Hormone (FSH) and Luteinizing Hormone (LH) for ovarian function, as well as Thyroid-Stimulating Hormone (TSH) to regulate the thyroid gland. TSH stimulates the thyroid to produce thyroid hormones.
  • Thyroid Gland: It produces thyroxine (T4) and triiodothyronine (T3), which play a crucial role in metabolism, energy levels, and even the regulation of sex hormones. Adequate levels of thyroid hormones ensure that the body has the right amount of energy, and they influence the menstrual cycle by affecting the ovaries and the production of estrogen and progesterone.
  • Ovaries: In response to FSH and LH, the ovaries produce estrogen and progesterone, which have various effects on the body, including regulating the menstrual cycle, mood, and energy levels. These hormones also interact with thyroid hormones, emphasizing the importance of a well-functioning thyroid for overall hormonal balance.

The Menstrual Cycle and Hormonal Shifts

The menstrual cycle is typically around 28 days, divided into four phases:

  1. Menstrual Phase (Days 1-5): This is when the uterine lining sheds, resulting in menstruation. Hormones like estrogen and progesterone are at their lowest, while T3 and T4 levels need to remain balanced for energy levels and mood.
  2. Follicular Phase (Days 1-14): During this time, FSH stimulates the ovaries to produce follicles. Estrogen levels rise, thickening the uterine lining and preparing for a potential pregnancy. Healthy thyroid function supports this phase by maintaining energy and supporting metabolic rate.
  3. Ovulatory Phase (Day 14): A surge in LH triggers ovulation, where the mature egg is released from the ovary. Estrogen peaks and drops right after ovulation. The thyroid’s role in metabolism helps sustain the energy demands during this phase.
  4. Luteal Phase (Days 15-28): After ovulation, progesterone levels rise, preparing the uterine lining for implantation. If no fertilization occurs, progesterone and estrogen levels drop, leading to the start of a new cycle. The thyroid continues to play a role in mood and energy regulation, helping to prevent symptoms like fatigue and irritability.
Photo by Jane Trang Doan on Pexels.com

The Role of Macros in Hormonal Balance and Wellness

A balanced diet with the right macronutrients—protein, fats, and carbohydrates—is crucial for hormone regulation, including the thyroid:

  • Protein: Essential amino acids from protein serve as building blocks for hormone synthesis, especially for peptide hormones like insulin and TSH. Protein also supports muscle mass, helps stabilize blood sugar levels, and can reduce cravings, which is vital for maintaining energy levels throughout the menstrual cycle. Adequate protein is also necessary for the conversion of T4 to the active T3 hormone.
  • Fats: Healthy fats, particularly omega-3s and monounsaturated fats, are crucial for producing steroid hormones like estrogen and progesterone. Fat also aids in the absorption of fat-soluble vitamins (A, D, E, and K) that are vital for hormone production. These vitamins play a role in thyroid health as well, with vitamin D being particularly important for thyroid function. Avocados, nuts, seeds, and oily fish are excellent sources of healthy fats.
  • Carbohydrates: Carbs provide the energy needed for the functioning of the brain and muscles, especially during the follicular and ovulatory phases when energy demands may increase. The thyroid is highly sensitive to calorie restriction, and maintaining adequate carb intake can prevent disruptions in T3 production. Complex carbohydrates like sweet potatoes, whole grains, and legumes help maintain stable blood sugar levels, reducing mood swings and supporting steady energy levels.
  • Calories: Undereating can throw off the balance of the HPT and HPG axes, leading to conditions like hypothalamic amenorrhea, where the menstrual cycle stops due to insufficient caloric intake. Adequate calories ensure the body has enough energy for essential functions, including hormone production and thyroid regulation.

Timing Nutrition with the Menstrual Cycle

Women who are cycling can benefit from adjusting their diet according to the phases of their menstrual cycle:

  • Follicular Phase: Focus on foods rich in phytoestrogens like flaxseeds, soy, and leafy greens to support rising estrogen levels. Protein-rich meals and whole grains help stabilize energy levels.
  • Ovulation: This is an excellent time to consume foods that support egg release and reduce inflammation, like antioxidant-rich fruits (berries, citrus fruits) and omega-3-rich foods like salmon and walnuts.
  • Luteal Phase: As progesterone levels rise, it’s beneficial to focus on foods that support this hormone, such as pumpkin seeds, nuts, and magnesium-rich foods like spinach and bananas. These can help mitigate symptoms like PMS, bloating, and mood swings.

Addressing Common Female Health Complaints with Diet

Many women have similar complaints regarding a certain time in their cycle. A balanced diet can alleviate many common menstrual complaints:

  • Painful Period Cramps: Omega-3 fatty acids, found in fish oil and chia seeds, can reduce inflammation and alleviate cramps. Magnesium-rich foods like dark chocolate and leafy greens can relax muscles and reduce pain.
  • Heavy Periods: Iron-rich foods like red meat, lentils, and spinach can help replenish lost iron during heavy menstrual bleeding. Vitamin C-rich foods, such as bell peppers and oranges, aid in iron absorption.
  • Headaches and Mood Swings: Balanced meals with complex carbs, healthy fats, and protein help maintain stable blood sugar levels, which can reduce headaches and mood swings. Foods rich in B vitamins, like eggs and whole grains, support neurotransmitter function, positively impacting mood.
  • Acne: Reducing refined sugars and focusing on whole, unprocessed foods can balance insulin levels, reducing hormonal acne. Zinc-rich foods like pumpkin seeds and chickpeas support skin health and reduce inflammation.
Photo by cottonbro studio on Pexels.com

Utilizing Supplements for Hormonal Balance and Support

A balanced diet is most effective when complemented with targeted supplements for hormonal health. Additionally, a balanced diet also provides additional support to the liver which is needs to filter through hormones efficiently:

  1. Fiber: Supports the elimination of excess estrogen by promoting healthy bowel movements, which is essential for hormone detoxification.
  2. Probiotics: A healthy gut microbiome plays a role in estrogen metabolism. Probiotics can support digestion and reduce symptoms like bloating.
  3. Magnesium: Helps alleviate cramps and reduce PMS symptoms by relaxing muscles and regulating neurotransmitters.
  4. Omega-3 Fish Oil: Reduces inflammation and supports the production of hormones that regulate mood and reduce menstrual pain.
  5. Zinc: Supports the immune system and helps with hormone production, which can be beneficial for managing acne and reducing inflammation.
  6. B-Complex Vitamins: Essential for energy production and supporting adrenal and thyroid health, which is especially important during times of stress or hormonal imbalance.
  7. Vitamin D: Supports immune function and plays a role in hormone production, including thyroid regulation, which can improve mood and energy levels.
  8. Digestive Enzymes: Aid in the breakdown of food and absorption of nutrients, ensuring that the body can utilize the vitamins and minerals necessary for hormone production.
  9. Ashwagandha: An adaptogenic herb that helps balance cortisol levels and supports the adrenal glands, helping to manage stress and stabilize energy levels.
  10. Selenium: Essential for thyroid function and the conversion of T4 to T3, making it crucial for maintaining balanced thyroid hormones.

Final Thoughts

Hormonal balance is a delicate dance, influenced by diet, lifestyle, and stress levels. By understanding the intricate relationships between macronutrients, the thyroid, the menstrual cycle, and targeted supplementation, women can create a diet that supports their unique needs throughout each phase of the cycle. A balanced diet not only nourishes the body but also serves as a powerful tool in managing common hormonal complaints and fostering overall wellness.

Written By: Roxanne Oliver, DNP, APRN, FNP-BC

*The information contained in this post is for information only. It does not replace routine follow-up and/or care with a certified and licensed medical provider

References

Dinh, K. M., & Kittnar, O. (2020). The role of thyroid hormones in cardiovascular diseases: Focus on atrial fibrillation. Physiological Research, 69(3), 509-517. https://doi.org/10.33549/physiolres.934437

Gordon, J. L., Girdler, S. S., Meltzer-Brody, S. E., Stuebe, A., & Rubinow, D. R. (2022). Hormone replacement therapy for the prevention of perimenopausal depression. American Journal of Psychiatry, 179(3), 196-206. https://doi.org/10.1176/appi.ajp.2021.21010048

Li, T., Zhang, Y., Liu, Y., & Jiang, J. (2021). The role of omega-3 polyunsaturated fatty acids in the prevention and treatment of depressive disorders: A systematic review and meta-analysis. Journal of Affective Disorders, 279(2), 580-593. https://doi.org/10.1016/j.jad.2020.09.017

Murdoch, C., Collins, C. E., & MacDonald-Wicks, L. (2021). Magnesium and its role in the prevention and management of chronic disease. Nutrients, 13(11), 3742. https://doi.org/10.3390/nu13113742

Nisar, T., & Ullah, R. (2020). Zinc in the prevention and treatment of acne: A systematic review. Journal of Dermatological Treatment, 31(1), 4-8. https://doi.org/10.1080/09546634.2019.1582062

Ortiz, R., & Herrero, E. (2020). The role of probiotics in women’s health. Journal of Applied Microbiology, 128(4), 947-962. https://doi.org/10.1111/jam.14425

Smith, K. B., & Smith, M. S. (2020). Dietary interventions in the management of iron-deficiency anemia. Journal of Clinical Medicine, 9(9), 2915. https://doi.org/10.3390/jcm9092915

Stachenfeld, N. S., & Taylor, H. S. (2021). Exercise and estrogen: The role of physical activity in women’s reproductive health. Journal of Endocrinology, 250(3), R1-R14. https://doi.org/10.1530/JOE-20-0471

Tremellen, K., & Pearce, K. (2020). Nutrition and diet in the management of polycystic ovary syndrome (PCOS). Journal of Endocrinological Investigation, 43(6), 675-688. https://doi.org/10.1007/s40618-020-01203-3

Zeng, X., Hu, X., Yu, X., & Cheng, X. (2021). The role of vitamin D in female reproductive health and pregnancy. Frontiers in Endocrinology, 12, 688884. https://doi.org/10.3389/fendo.2021.688884