Longevity Optimization with Kayla Barnes-Lentz cover image

Dr. Sara Szal-Gottfried, MD - I Do THIS To Slow My Aging (My Longevity Routine)

Longevity Optimization with Kayla Barnes-Lentz

00:00

Why Body Composition Matters More Than Scale Weight

Dr. Sara explains muscle as the metabolic engine, tracking lean mass, fat mass, and using DEXA or InBody.

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