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Longevity Medicine

Longevity Medicine, Functional Wellness & Anti-Aging Insights from HormoneSynergy®

Welcome to the HormoneSynergy® Longevity Blog — your nationwide resource for evidence-based longevity medicine, functional wellness, bioidentical hormone optimization, GLP-1 weight loss strategies, and physician-formulated supplement guidance. Led by Dr. Kathryn Retzler, our expert-driven articles translate advanced clinical science into practical strategies that help individuals across the USA extend healthspan, optimize metabolic performance, balance hormones, and proactively support vibrant, resilient aging.

  • What are the benefits of 1.5 ATA HBOT Therapy with Oxygen Concentrator

    by Daniel Soule
    Hyperbaric Oxygen Therapy (HBOT) involves breathing pure oxygen in a pressurized chamber. An oxygen concentrator is often used to provide the pure ...
    Posted in hbot, Hyperbaric

  • Revian® - The Right Light for Hair Growth™

    by Daniel Soule

    REVIAN hair growth devices utilize a patented Dual-Wavelength Technology that combines red (660 nm) and orange (620 nm) light emitted from medical-grade LEDs. This specific combination and the use of LEDs are key reasons why REVIAN positions itself as an effective light therapy for hair growth. 

    Posted in Hair Loss

  • So You've Purchased a Stelo Continuous Glucose Monitor. How Do you set it up?

    by Daniel Soule
    By consistently using the SteLo CGM and pairing it with a healthy lifestyle, you’ll have a powerful tool to help manage insulin resistance, keep your blood sugar in check, and reduce the risk of complications like type 2 diabetes.

  • I don't have diabetes. Should I wear a Continuous Glucose Monitor (CGM)?

    by Daniel Soule
    A CGM like SteLo can be a game-changer in understanding and managing insulin resistance by providing continuous and personalized feedback on your lifestyle choices. This real-time data helps make informed decisions to improve insulin sensitivity and overall metabolic health.

  • Type 2 Diabetes. Is it reversible?

    by Daniel Soule
    While complete "reversal" of type 2 diabetes may not be possible for everyone, many individuals can achieve significant improvements in their condition and may even reach normal blood sugar levels with sustained lifestyle changes.

  • Beyond Insulin Resistance - Pre-Diabetes

    by Daniel Soule
    Prediabetes is often seen as the precursor to type 2 diabetes and is defined by blood sugar levels that are higher than normal but not yet in the diabetic range. This condition frequently develops as a result of prolonged insulin resistance

  • Best Longevity Supplements for Healthy Aging, Energy & Vitality

    by Daniel Soule

    Explore the best longevity supplements for healthy aging, energy, and vitality at HormoneSynergy®. From Resveratrol and NMN to CoQ10 and Omega-3s, learn how clinically studied nutrients can support cellular health, cardiovascular function, and overall well-being as part of a proactive aging strategy.

  • What is Immunosenescence and how can you slow it?

    by Daniel Soule
    Immunosenescence refers to the gradual decline in the immune system's function as a person ages. This decline affects both the innate and adaptive branches of the immune system, making older individuals more vulnerable to infections, chronic diseases, cancer, and less responsive to vaccines.
    Posted in DHEA, Estrogen, Immunosenescence, testosterone

  • Understanding Statin Phobia: Who’s Pushing It and Why It Can Be Dangerous

    by Daniel Soule

    Statin phobia, fueled by media sensationalism, online misinformation, and alternative health advocates, can have dangerous consequences. For patients at risk of heart disease, avoiding or discontinuing statins due to fear can lead to severe health issues, including heart attacks and strokes. Combatting this phobia through education, balanced information, and open communication with healthcare providers is crucial to ensure that patients receive the care they need.

  • The Ketogenic Diet - Benefits and Considerations

    by Daniel Soule
    It's important to note that individual responses to the ketogenic diet can vary, and what works for one person may not work for another. Before starting any diet, especially one as restrictive as the ketogenic diet, it's advisable to consult with a healthcare provider or a Functional / Integrative medicine practitioner to ensure it aligns with your health goals and needs.

  • Healthy Lifestyle Choices. What does that really mean?

    by Daniel Soule
    Remember that everyone is different, so it's essential to find a balance that works for you. Small, sustainable changes over time can lead to significant improvements in your overall health and well-being. 

  • Why we recommend Microbiome Labs for prebiotic, probiotic and postbiotic gut health supplements to our patients and customers

    by Daniel Soule

    Microbiome Labs is a trusted and effective source for those seeking high-quality prebiotic and postbiotic supplements aimed at improving gut health.