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Why Aging Is Not a Fat Problem — A Muscle-Centric Approach to Longevity
What if obesity and metabolic dysfunction start in the muscle, not the fat tissue we usually measure? In this episode of New Frontiers in Functional Medicine, Dr. Kara Fitzgerald and Dr. Gabrielle Lyon unpack this emergi...
About This Episode
Why Aging Is Not a Fat Problem — A Muscle-Centric Approach to Longevity is an episode from New Frontiers in Functional Medicine by Dr. Kara Fitzgerald - Functional Med & Longevity. What if obesity and metabolic dysfunction start in the musc...
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This episode belongs to New Frontiers in Functional Medicine.
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Episode Details
Published Jan 20, 2026, 00:56:23 long, audio available.
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What is Why Aging Is Not a Fat Problem — A Muscle-Centric Approach to Longevity about?
What if obesity and metabolic dysfunction start in the muscle, not the fat tissue we usually measure? In this episode of New Frontiers in Functional Medicine, Dr. Kara Fitzgerald and Dr. Gabrielle Lyon unpack this emerging science, from intramuscular adipose tissue to protein needs, anabolic resistance, fatty liver disease, and the role of muscle in healthy aging. A compelling episode with immediate takeaways for clinical practice. Check out the show notes at for the full list of links and resources. GUEST DETAILS Dr. Gabrielle Lyon is the physician behind Muscle-Centric Medicine®, a groundbreaking approach that reframes muscle as the key driver of metabolic health, aging, and resilience. She is the bestselling author of FOREVER STRONG and the forthcoming Forever Strong Playbook, which translates her science-backed principles into practical strategies for building lifelong strength and capacity. Website: Instagram: YouTube: THANKS TO OUR DIAMOND SPONSORS Biotics Research: DUTCH: Time—Line Nutrition: EXCLUSIVE OFFERS FROM OUR SPONSORS Find out why MitoQ’s mitochondria-targeting is a critical step for your healthspan and longevity strategy. *CONNECT with DrKF* Want more? Join our newsletter here: Or take our pop quiz and test your BioAge! YouTube: Instagram: Facebook: DrKF Clinic: Patient consults with DrKF physicians including Younger You Concierge: Younger You Practitioner Training Program: Younger You book: Better Broths and Healing Tonics book:
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Which podcast is Why Aging Is Not a Fat Problem — A Muscle-Centric Approach to Longevity from?
Why Aging Is Not a Fat Problem — A Muscle-Centric Approach to Longevity is an episode from New Frontiers in Functional Medicine by Dr. Kara Fitzgerald - Functional Med & Longevity.
How long is this episode?
This episode is 00:56:23 long.
When was this episode published?
This episode was published on Jan 20, 2026.
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Which podcast is this episode from?
Why Aging Is Not a Fat Problem — A Muscle-Centric Approach to Longevity is from New Frontiers in Functional Medicine by Dr. Kara Fitzgerald - Functional Med & Longevity.
What are the episode details?
Published Jan 20, 2026 and 00:56:23 long