Dr. Kara Fitzgerald | New Frontiers in Functional Medicine, Longevity, Epigenetics

Dr. Kara Fitzgerald | New Frontiers in Functional Medicine, Longevity, Epigenetics

By Dr. Kara Fitzgerald - Functional Med & LongevityHealth & Fitness
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Dr. Kara Fitzgerald | New Frontiers in Functional Medicine, Longevity, Epigenetics episodes

  • What the Science Says About Sauna for Longevity: Infrared vs. Traditional

    Sauna is everywhere in the longevity conversation, but are all saunas actually doing the same thing? In this episode, Dr. Kara Fitzgerald sits down with Sunlighten co-founder Connie Zack to unpack the science of infrared sauna vs. traditional Finnish sauna, how different wavelengths of infrared and red light interact with the body, and what the research suggests about cardiovascular health, mitochondrial function, recovery, metabolism, and healthy aging.

    They explore the important distinction between heat therapy and light therapy, including far-, mid-, and near-infrared wavelengths and red light, why wavelength, dose, and proximity matter, and how these modalities may be used together. They also discuss practical sauna protocols, including how long and how often to use infrared sauna, and why hotter isn't necessarily better.

    In this episode, you'll learn:

    • How infrared sauna differs from traditional Finnish sauna
    • Why heat therapy and light therapy affect the body differently
    • The differences between far-, mid-, and near-infrared light
    • How near-infrared and red light interact with mitochondria and cellular energy
    • What research suggests about infrared sauna and cardiovascular function
    • Emerging research on photobiomodulation and metabolic health
    • How long and how often to use infrared sauna
    • Why hydration, minerals, dose, and personalization matter
    • Whether combining infrared heat with near-infrared and red light may offer additional benefits

    Full show notes + references: https://www.drkarafitzgerald.com/fxmed-podcast/

    *GUEST DETAILS*

    Connie Zack is the co-founder of Sunlighten. After witnessing her brother’s health transformation through infrared therapy, she and her husband, Aaron, left careers in pharmaceuticals to focus on infrared light and heat. Over more than 25 years, Connie has become a leading expert in the field, working alongside researchers and clinicians to advance understanding of how infrared therapy can support healthspan and whole-person wellness.

    *THANK YOU TO OUR SPONSOR*

    Sunlighten

    https://www.sunlighten.com/partner-savings/?utm_source=DrKaraFitzgerald&utm_medium=Partner&leadsource=DrKaraFitzgerald&utm_content=blog

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    Want more? Join our newsletter here: https://www.drkarafitzgerald.com/newsletter/ Or take our pop quiz and test your BioAge! https://www.drkarafitzgerald.com/bioagequiz

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    DrKF Clinic: Patient consults with DrKF physicians including Younger You Concierge: https://tinyurl.com/yx4fjhkb

    Younger You Practitioner Training Program: https://www.drkarafitzgerald.com/trainingyyi/

    Younger You book: https://tinyurl.com/mr4d9tym

    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw

    Younger You book: https://tinyurl.com/mr4d9tym

    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw

    1 hr 22 min
  • What Actually Slows Aging? The Science vs. Hype | Dr. David Barzilai
    In this episode of New Frontiers, Dr. Kara Fitzgerald sits down with longevity physician Dr. David Barzilai to separate promising science from hype and explore where the field of longevity medicine is headed.

    They discuss the evolution of biological age testing, including DunedinPACE and other aging clocks, and why these tools can provide useful information without telling the whole story. They also explore how AI and emerging technologies could transform personalized medicine, helping clinicians better identify which interventions may actually benefit an individual.

    You’ll also hear why the fundamentals still matter, how to think critically about the growing number of supplements and longevity “hacks,” and which emerging interventions deserve attention as the science evolves.

    In this episode, you’ll learn:
    - What biological age and aging clocks can—and can’t—tell us
    - How to distinguish promising longevity science from hype
    - Why slowing the rate of aging may matter more than chasing a biological age number
    - How AI could change personalized longevity medicine
    - Why individualized diet, exercise, sleep, and other foundational interventions still come first
    - How clinicians can evaluate emerging longevity therapies without getting ahead of the evidence
    - Where longevity and geroscience may be headed next

    If you’re interested in biological aging, healthspan, precision medicine, or the future of longevity science, this conversation offers a practical look at what we know today—and what may be coming next.

    Full show notes + references: https://www.drkarafitzgerald.com/fxmed-podcast/

    GUEST DETAILS
    Dr. David Barzilai, MD, PhD, MBA, MS, DipABLM* is a longevity medicine physician, Harvard Medical School Lecturer, and founder and CEO of Barzilai Longevity Consulting. He specializes in precision, evidence-based strategies to extend healthspan and improve long-term health outcomes. A Diplomate of the American Board of Lifestyle Medicine and faculty member at the Geneva College of Longevity Science, Dr. Barzilai integrates nutrition, exercise, sleep, stress management, and emerging therapeutics into personalized longevity strategies. He works with individuals, clinicians, and organizations worldwide to translate cutting-edge longevity research into practical applications.

    THANKS TO OUR DIAMOND SPONSORS

    Biotics Research: https://www.bioticsresearch.com/

    Time—Line Nutrition: http://pro.timeline.com/

    DUTCH: https://dutchtest.com/for-providers

    THANKS TO OUR GOLD SPONSORS

    FullScript Journeys: www.fullscript.com/journeys-kara

    Mira: learn.miracare.com/DRKF

    Solaray: https://solaray.com/

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    DrKF Clinic: Patient consults with DrKF physicians including Younger You Concierge: https://tinyurl.com/yx4fjhkb

    Younger You Practitioner Training Program: https://www.drkarafitzgerald.com/trainingyyi/

    Younger You book: https://tinyurl.com/mr4d9tym

    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw
    Younger You book: https://tinyurl.com/mr4d9tym
    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw

    1 hr 11 min
  • What New Science Reveals About Mitochondria & How We Age
    In this episode of New Frontiers in Functional Medicine, Dr. Kara Fitzgerald sits down with neuroscientist and mitochondrial health researcher Dr. Siobhan Mitchell to explore emerging research on mitochondrial dysfunction, aging, and longevity. They discuss how mitochondria change as we age, how mitochondrial dysfunction may contribute to chronic inflammation and age-related disease, and why supporting mitochondrial health could be an important strategy for extending healthspan.
    The conversation explores the relationship between mitochondrial dysfunction and biological aging, inflammation, cardiovascular and metabolic health, cognitive decline, and chronic disease. Dr. Mitchell also discusses emerging biomarkers of mitochondrial stress, including GDF-15, and what they may reveal about mitochondrial health and aging trajectories.
    Dr. Fitzgerald and Dr. Mitchell also examine practical and emerging approaches to supporting mitochondrial function, including creatine, NAD+ precursors, S-equol, exercise, and targeted mitochondrial support, along with research on vascular function, cellular energy production, and mitochondrial DNA damage.
    In this episode, you’ll learn:
    How mitochondrial dysfunction may contribute to inflammation and accelerated aging
    Why mitochondrial DNA damage could play a role in chronic disease
    What GDF-15 may reveal about mitochondrial stress and aging
    How creatine supports cellular and brain energy
    The connection between estrogen, S-equol, and mitochondrial health
    What emerging research says about NAD+ precursors and aging
    How targeted mitochondrial support may influence vascular health, exercise recovery, and cellular function

    Full show notes + references: https://www.drkarafitzgerald.com/fxmed-podcast/

    GUEST DETAILS
    Dr Siobhan Mitchell PhD., MitoQ Chief Scientific Officer
    Holding a PhD in neuroscience from SUNY Albany, Siobhan Mitchell has also completed a post-doctoral fellowship on brain aging at the University of Washington. She has over 15 years of clinical research experience, seven patents on mood and cognitive food products, and has authored over 50 papers on aging, brain health, nutrition, metabolic health and more.
    With a personal passion for brain aging research, Siobhan has worked on metabolic and skin health, appetite, sports physiology and of cellular health – which she now focuses on as the Chief Scientific Officer for research-backed cellular health company, MitoQ – creators of the world’s first mitochondria-targeted antioxidant.

    THANKYOU TO OUR SPONSOR

    MitoQ

    mitoq.com/partner

    *CONNECT with DrKF*

    Want more? Join our newsletter here: https://www.drkarafitzgerald.com/newsletter/ Or take our pop quiz and test your BioAge! https://www.drkarafitzgerald.com/bioagequiz

    YouTube: https://tinyurl.com/hjpc8daz

    Instagram: https://www.instagram.com/drkarafitzgerald/

    Facebook: https://www.facebook.com/DrKaraFitzgerald/

    DrKF Clinic: Patient consults with DrKF physicians including Younger You Concierge: https://tinyurl.com/yx4fjhkb

    Younger You Practitioner Training Program: https://www.drkarafitzgerald.com/trainingyyi/

    Younger You book: https://tinyurl.com/mr4d9tym

    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw

    Younger You book: https://tinyurl.com/mr4d9tym

    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw

    1 hr 23 min
  • The GLP-1 Problem No One Is Talking About: A New Metabolic Approach
    GLP-1 receptor agonists have transformed weight loss and metabolic health—but what are we overlooking? In this episode of New Frontiers in Functional Medicine, Dr. Kara Fitzgerald is joined by Dr. Sanjay Bhojraj and Dr. Alexis Gonzales to explore the clinical tradeoffs of GLP-1 therapy, including lean muscle preservation, nutrient status, weight regain, and long-term metabolic health.

    The conversation also examines SiPore, an engineered silica-based intervention that works locally in the GI tract to slow the breakdown and absorption of carbohydrates and fats. Dr. Fitzgerald and her guests discuss findings from the randomized, double-blind, placebo-controlled SHINE trial, including outcomes related to A1c, visceral fat, waist circumference, cholesterol, and lean mass.

    They also explore how CGMs can reveal post-meal glucose patterns, why muscle preservation matters during weight loss, and how clinicians can support patients transitioning off GLP-1 medications—including those preparing for pregnancy, IVF, or surgery.

    Full show notes + references: https://www.drkarafitzgerald.com/fxmed-podcast/

    GUEST DETAILS

    Sanjay Bhojraj, MD, FACC is an interventional cardiologist and Fellow of the American Academy of Anti-Aging Medicine specializing in cardiometabolic health, longevity medicine, and precision cardiovascular prevention.

    He’s the founder of the Laguna Institute of Functional Medicine. His programs focus on reversing metabolic dysfunction, improving resilience, and reducing cardiovascular risk through lifestyle optimization and advanced diagnostic testing.

    Dr. Alexis Gonzales ("Dr. G") is OvationLab’s Senior Clinical Implementation and AI Specialist, translating breakthrough research into practical clinical workflows, and holds advanced degrees in biochemistry (Saint Mary’s), biotechnology (Johns Hopkins), and naturopathic medicine (Bastyr).

    She provides concierge functional-medicine care at her private practice in California—focusing on endometriosis, fertility, PCOS, and menopause—while distilling emerging research into practical frameworks at conferences to make integrative solutions accessible.

    http://sigridpro.com/DRKF

    THANK YOU TO OUR SPONSOR

    SIGRID

    http://sigridpro.com/DRKF

    *CONNECT with DrKF*

    Want more? Join our newsletter here: https://www.drkarafitzgerald.com/newsletter/ Or take our pop quiz and test your BioAge! https://www.drkarafitzgerald.com/bioagequiz

    YouTube: https://tinyurl.com/hjpc8daz

    Instagram: https://www.instagram.com/drkarafitzgerald/

    Facebook: https://www.facebook.com/DrKaraFitzgerald/

    DrKF Clinic: Patient consults with DrKF physicians including Younger You Concierge: https://tinyurl.com/yx4fjhkb

    Younger You Practitioner Training Program: https://www.drkarafitzgerald.com/trainingyyi/

    Younger You book: https://tinyurl.com/mr4d9tym

    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw
    Younger You book: https://tinyurl.com/mr4d9tym
    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw

    57 min
  • The Future of Longevity Medicine Starts Here
    Longevity medicine is expanding beyond biological age, biomarkers, and emerging technology. In this special episode of New Frontiers in Functional Medicine, Dr. Kara Fitzgerald shares four thought-provoking conversations exploring the science, clinical tools, and deeply human questions shaping the future of healthspan.

    Dr. Dale Bredesen and Dr. Kat Toups discuss preliminary findings from their six-site randomized controlled trial evaluating a personalized precision medicine approach to cognitive decline, including changes in cognitive performance, neuroplasticity, and Alzheimer’s-related biomarkers.

    Peter Diamandis explores AI, exponential technologies, and the future of medicine—while considering whether technological advances could ever replace the foundational role of diet, movement, sleep, and lifestyle.

    Dr. Aviva Romm examines the evolving understanding of PCOS, reproductive health as a vital sign, and the metabolic, hormonal, inflammatory, environmental, and psychosocial factors influencing women’s health across the lifespan.

    Stanford-trained physician and public health advocate Dr. Casey Means joins Dr. Fitzgerald for a thought-provoking reflection on what it means to be human. She also speaks on pregnancy, birth, public scrutiny, health beyond biomarkers, and the roles of equanimity, stewardship, connection, and meaning in a well-lived life.

    Join Dr. Kara Fitzgerald and more than 30 leading clinicians, researchers, and educators for the free Functional Medicine IS Longevity Medicine Masterclass, live September 18–19, 2026. Register here: https://functionalmedicineislongevitymedicine.com

    If this episode expands how you think about longevity or patient care, share it with a colleague and join the conversation in the comments.

    Full show notes + references: https://www.drkarafitzgerald.com/fxmed-podcast/

    Website: https://www.drkarafitzgerald.com/virtual-masterclass-for-clinicians/

    THANKS TO OUR DIAMOND SPONSORS

    Time—Line Nutrition: http://pro.timeline.com/

    DUTCH: https://dutchtest.com/for-providers

    Biotics Research: https://www.bioticsresearch.com/

    THANKS TO OUR GOLD SPONSORS

    FullScript Journeys: www.fullscript.com/journeys-kara

    Equelle: equelle.com

    Mira: learn.miracare.com/DRKF

    *CONNECT with DrKF*

    Want more? Join our newsletter here: https://www.drkarafitzgerald.com/newsletter/ Or take our pop quiz and test your BioAge! https://www.drkarafitzgerald.com/bioagequiz

    YouTube: https://tinyurl.com/hjpc8daz

    Instagram: https://www.instagram.com/drkarafitzgerald/

    Facebook: https://www.facebook.com/DrKaraFitzgerald/

    DrKF Clinic: Patient consults with DrKF physicians including Younger You Concierge: https://tinyurl.com/yx4fjhkb
    Younger You Practitioner Training Program: https://www.drkarafitzgerald.com/trainingyyi/
    Younger You book: https://tinyurl.com/mr4d9tym
    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw
    Younger You book: https://tinyurl.com/mr4d9tym
    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw

    1 hr 13 min
  • Why Chronic Disease May Begin Before Birth
    In this episode of New Frontiers in Functional Medicine, Dr. Kara Fitzgerald is joined by Dr. Emily Stone Rydbom, Dr. Leslie Stone, and Dr. Kalea Wattles to explore the science of preconception health, fertility, epigenetics, and chronic disease prevention.

    Learn how maternal nutrition, mitochondrial health, methylation, the microbiome, inflammation, and environmental exposures influence fertility, pregnancy outcomes, and lifelong health through the Developmental Origins of Health and Disease (DOHaD) framework.

    Topics include:
    • Why chronic disease risk may begin before conception
    • Epigenetics, methylation, folate, and MTHFR
    • Mitochondrial health and fertility
    • Functional medicine approaches to infertility and pregnancy
    • The future of AI and precision medicine in reproductive healthcare

    Whether you're a healthcare practitioner, planning a pregnancy, or simply interested in functional medicine and precision health, this episode offers practical, science-backed insights into improving health across generations.

    Full show notes + references: https://www.drkarafitzgerald.com/fxmed-podcast/

    GUEST DETAILS

    Emily Stone Rydbom, MDH, BCHN, CNP is a Board Certified Holistic Nutritionist specializing in functional and precision nutrition for maternal, pediatric, and chronic disease care. She is co-founder of GrowBaby, an integrated OB–nutrition care model, and partners with healthcare systems to deliver genomics- and biomarker-informed maternal health programs.

    Leslie Stone, MD is a Board Certified Family Practice Obstetrician with fellowship training in Surgical Obstetrics. A co-founder of GrowBaby and principal investigator of the ROOT Study, she has spent more than a decade integrating functional medicine into evidence-based obstetric care, delivering over 5,000 babies throughout her career.

    Kalea Wattles, ND, IFMCP is a naturopathic physician, certified functional medicine practitioner, and founder of Functional Fertility. She specializes in unexplained infertility, preconception optimization, and fertility over 35, translating the latest reproductive medicine research into practical, personalized care.

    Website:
    www.growbabyhealth.com / www.growhealth.co / www.growbabylifeproject.org
    https://www.drkaleawattles.com

    THANKS TO OUR DIAMOND SPONSORS

    Biotics Research: https://www.bioticsresearch.com/

    Time—Line Nutrition: http://pro.timeline.com/

    DUTCH: https://dutchtest.com/for-providers

    THANKS TO OUR GOLD SPONSORS

    Mira: https://learn.miracare.com/DRKF

    Fullscript Journeys: www.fullscript.com/journeys-kara

    Equelle: equelle.com

    *CONNECT with DrKF*

    Want more? Join our newsletter here: https://www.drkarafitzgerald.com/newsletter/ Or take our pop quiz and test your BioAge! https://www.drkarafitzgerald.com/bioagequiz

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    Instagram: https://www.instagram.com/drkarafitzgerald/

    Facebook: https://www.facebook.com/DrKaraFitzgerald/

    DrKF Clinic: Patient consults with DrKF physicians including Younger You Concierge: https://tinyurl.com/yx4fjhkb

    Younger You Practitioner Training Program: https://www.drkarafitzgerald.com/trainingyyi/

    Younger You book: https://tinyurl.com/mr4d9tym

    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw
    Younger You book: https://tinyurl.com/mr4d9tym
    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw

    1 hr 28 min
  • The Skin Longevity Breakthrough | Carolina Reis Oliveira
    Can skincare influence healthy aging beyond reducing fine lines and wrinkles?

    In this episode of New Frontiers in Functional Medicine, Dr. Kara Fitzgerald welcomes Carolina Reis Oliveira, PhD, CEO and co-founder of OneSkin, for a science-based discussion on cellular senescence, skin aging, and the connection between skin health and longevity.

    Carolina explains the research behind OneSkin's OS-01 peptide, developed after screening more than 900 peptides to identify one that targets senescent ("zombie") cells. These aging cells contribute to inflammation, collagen loss, impaired skin barrier function, and visible skin aging.

    Together, they explore the latest research on biological skin age, skin inflammation, barrier repair, collagen production, sensitive skin, retinol, microneedling, hair thinning, scar recovery, and the effects of GLP-1–associated weight loss on skin health. They also discuss why testing complete skincare formulations matters and how longevity science is shaping the future of skincare.

    Whether you're a clinician, skincare professional, or simply interested in healthy aging, this episode offers an evidence-informed look at where longevity science and skincare intersect.

    Full show notes + references: https://www.drkarafitzgerald.com/fxmed-podcast/

    GUEST DETAILS

    Dr. Carolina Reis Oliveira* is the CEO and co-founder of OneSkin and a longevity scientist with a Ph.D. in stem cell biology and tissue engineering. Her company develops groundbreaking products to reverse skin aging by targeting senescent cells, one of the central drivers of aging.

    THANKS TO OUR SPONSOR

    OneSkin: https://www.oneskin.co/

    OneSkin is designed to enhance how skin functions, so it stays healthier and more resilient as you age. For a limited time, you can try OneSkin for 15% off with code DRKF a http://oneskin.co/DRKF

    CONNECT with DrKF

    Want more? Join our newsletter here: https://www.drkarafitzgerald.com/newsletter/ Or take our pop quiz and test your BioAge! https://www.drkarafitzgerald.com/bioagequiz

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    DrKF Clinic: Patient consults with DrKF physicians including Younger You Concierge: https://tinyurl.com/yx4fjhkb

    Younger You Practitioner Training Program: https://www.drkarafitzgerald.com/trainingyyi/
    Younger You book: https://tinyurl.com/mr4d9tym
    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw

    1 hr 9 min
  • How Medicine Got Menopause Wrong | Dr. Kelly Casperson
    Hormones are about far more than hot flashes.

    In this episode of New Frontiers in Functional Medicine, Dr. Kara Fitzgerald is joined by urologist and hormone expert Dr. Kelly Casperson for a conversation that challenges conventional thinking about menopause, hormone replacement therapy (HRT), and healthy aging.

    Dr. Casperson explains why menopause may be better understood as a form of hypogonadism, shares the story behind the removal of the FDA's black box warning on vaginal estrogen, and explores the latest evidence on estrogen, progesterone, and testosterone therapy for women.

    Topics include:
    • Vaginal estrogen and the FDA black box warning
    • The lasting impact of the Women's Health Initiative (WHI)
    • Estrogen, brain health, and mitochondrial function
    • Testosterone therapy for women: science and misconceptions
    • Hormone therapy after age 60
    • Patient education, body literacy, and informed decision-making
    • Exercise, sleep, alcohol reduction, and other foundations of healthy aging

    Whether you're a functional medicine practitioner or someone interested in menopause, longevity, and women's health, this evidence-based conversation offers practical insights and a fresh perspective on hormone care.

    Show notes and references: https://www.drkarafitzgerald.com/fxmed-podcast/

    Full show notes + references: https://www.drkarafitzgerald.com/fxmed-podcast/

    GUEST DETAILS

    Dr. Kelly Casperson is a board-certified urologic surgeon,CEO and founder of The Casperson Clinic, a modern practice dedicated to hormones and sex medicine, renowned public speaker, sex educator, and host of the top-ranking podcast You Are Not Broken. Dedicated to empowering women, Dr. Kelly blends humor, candor, and science to demystify sexual health, intimacy, and midlife wellness. Through her podcast and online courses, she tackles myths about desire and normalizes conversations around healthy, fulfilling sex. Her work also provides essential education on hormones and midlife health. Connect with Dr. Kelly on Instagram (@kellycaspersonmd) or visit http://kellycaspersonmd.com .

    THANKS TO OUR DIAMOND SPONSORS

    DUTCH: https://dutchtest.com/for-providers

    Biotics Research: https://www.bioticsresearch.com/

    Time—Line Nutrition: http://pro.timeline.com/

    THANKS TO OUR GOLD SPONSORS

    Fullscript Journeys: http://www.fullscript.com/journeys-kara

    Equelle: http://equelle.com

    CONNECT with DrKF

    Want more? Join our newsletter here: https://www.drkarafitzgerald.com/newsletter/ Or take our pop quiz and test your BioAge! https://www.drkarafitzgerald.com/bioagequiz

    YouTube: https://tinyurl.com/hjpc8daz

    Instagram: https://www.instagram.com/drkarafitzgerald/

    Facebook: https://www.facebook.com/DrKaraFitzgerald/

    DrKF Clinic: Patient consults with DrKF physicians including Younger You Concierge: https://tinyurl.com/yx4fjhkb

    Younger You Practitioner Training Program: https://www.drkarafitzgerald.com/trainingyyi/

    Younger You book: https://tinyurl.com/mr4d9tym

    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw

    59 min
  • What New Science Says About Building Muscle | Brad Currier, PhD
    Resistance training is one of the most powerful interventions for preserving muscle, supporting metabolic health, and promoting healthy aging—but many patients still find it intimidating or confusing. In this episode, Dr. Kara Fitzgerald sits down with exercise physiologist Brad Currier, PhD, to unpack the newly updated ACSM resistance training guidelines and discuss practical approaches for prescribing exercise across the spectrum, from sedentary adults to elite athletes.

    In partnership with Timeline, they also review the latest clinical research on Urolithin A, mitochondrial function, muscle recovery, protein, and creatine, offering actionable insights for functional medicine practitioners.

    Full show notes + references: https://www.drkarafitzgerald.com/fxmed-podcast/

    GUEST DETAILS

    Dr. Brad Currier is Manager of Clinical Trials at Timeline, a Swiss biotech company at the forefront of longevity science for over 15 years. With a background in elite athletics, he went on to earn a PhD in muscle physiology, where his research focused on how exercise and nutrition influence aging and performance.

    Brad has led numerous clinical trials conducted around the world and published extensively in peer-reviewed journals. He is also the lead author of the American College of Sports Medicine’s new position stand on resistance training prescription, helping shape global guidelines for strength training and healthy aging.

    THANKS TO OUR SPONSOR

    TIMELINE: http://Pro.timeline.com

    At the core of Timeline is Mitopure®, a pure and patented form of Urolithin A, shown to improve mitochondrial dysfunction. Learn more & Sign up for a Healthcare Practitioner account at http://Pro.timeline.com

    CONNECT with DrKF

    Want more? Join our newsletter here: https://www.drkarafitzgerald.com/newsletter/ Or take our pop quiz and test your BioAge! https://www.drkarafitzgerald.com/bioagequiz

    YouTube: https://tinyurl.com/hjpc8daz
    Instagram: https://www.instagram.com/drkarafitzgerald/
    Facebook: https://www.facebook.com/DrKaraFitzgerald/

    DrKF Clinic: Patient consults with DrKF physicians including Younger You Concierge: https://tinyurl.com/yx4fjhkb

    Younger You Practitioner Training Program: https://www.drkarafitzgerald.com/trainingyyi/

    Younger You book: https://tinyurl.com/mr4d9tym

    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw

    1 hr 24 min
  • The Infection Driving Chronic Illness | Dr. Richard Horowitz
    In this episode of New Frontiers in Functional Medicine, Richard Horowitz joins Kara Fitzgerald to explore the connection between persistent infections, inflammation, and chronic disease.

    The discussion highlights emerging research linking Borrelia burgdorferi (Lyme disease) to amyloid production and Alzheimer’s biomarkers, along with the clinical implications of Dr. Horowitz’s MSIDS model. Topics include biofilm persistence, co-infections, treatment resistance, and multi-targeted strategies for addressing complex, chronic conditions such as Lyme disease, ME/CFS, fibromyalgia, and long COVID.

    This episode offers clinicians a more integrated framework for evaluating and managing treatment-resistant patients.

    Full show notes + references: https://www.drkarafitzgerald.com/fxmed-podcast/

    GUEST DETAILS
    Richard Horowitz is a board-certified internist and founder of the Hudson Valley Healing Arts Center. For more than 40 years, he has treated over 13,000 patients with Lyme disease and complex chronic illness using both conventional and integrative approaches.

    Dr. Horowitz is the developer of dapsone combination therapy and author of the New York Times bestsellers Why Can’t I Get Better? and How Can I Get Better? His newest book, Ending Chronic Illness, explores how his MSIDS model may apply to many chronic diseases beyond Lyme, offering a broader systems-based framework for diagnosis and treatment.

    https://cangetbetter.com/

    THANKS TO OUR DIAMOND SPONSORS

    Time—Line Nutrition: http://pro.timeline.com/

    DUTCH: https://dutchtest.com/for-providers

    Biotics Research: https://www.bioticsresearch.com/

    THANKS TO OUR GOLD SPONSORS

    Equelle: http://equelle.com

    Fullscript Journeys: http://www.fullscript.com/journeys-kara

    CONNECT with DrKF

    Want more? Join our newsletter here: https://www.drkarafitzgerald.com/newsletter/ Or take our pop quiz and test your BioAge! https://www.drkarafitzgerald.com/bioagequiz

    YouTube: https://tinyurl.com/hjpc8daz

    Instagram: https://www.instagram.com/drkarafitzgerald/

    Facebook: https://www.facebook.com/DrKaraFitzgerald/

    DrKF Clinic: Patient consults with DrKF physicians including Younger You Concierge: https://tinyurl.com/yx4fjhkb

    Younger You Practitioner Training Program: https://www.drkarafitzgerald.com/trainingyyi/

    Younger You book: https://tinyurl.com/mr4d9tym

    Better Broths and Healing Tonics book: https://tinyurl.com/3644mrfw

    1 hr 21 min

About Dr. Kara Fitzgerald | New Frontiers in Functional Medicine, Longevity, Epigenetics

From the publisher's feed

Welcome to New Frontiers in Functional Medicine, Longevity & Epigenetics™ where I interview the best minds in functional medicine to discuss the science and research behind medicine, longevity, epigenetics, and so much more. Expect thought-provoking ideas, new research, lots of clinical pearls for practitioners, and step-change information for clinicians and patients. Join us! ~DrKF

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