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Longevity Optimization with Kayla Barnes-Lentz icon

Longevity Optimization with Kayla Barnes-Lentz

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Muscle is not just something you build in the gym. Dr. Gabrielle Lyon has spent her career arguing it's the organ that actually determines how well you age, and almost none of us have been taught to think about it that way.

Dr. Gabrielle Lyon, DO, is the founder of Muscle-Centric Medicine and the New York Times bestselling author of Forever Strong. She's spent over two ...


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Brain aging does not start when memory loss shows up. It starts around age 25, decades before anyone notices anything is different. By the time a symptom appears, the window for the highest-leverage prevention has usually already closed.

Today I'm talking with Dr. Christin Glorioso, an MD and PhD who has spent her career studying Alzheimer's, partly because of her own f...


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Most people think of the gut as a digestive organ. It is not. It is the upstream controller of your metabolism, immune function, brain health, skin, and hormones and almost everyone is running it on a depleted, misfed microbiome without knowing it.

Dr. Colleen Cutcliffe, PhD is the co-founder and CEO of Pendulum Therapeutics, holds a PhD in biochemistry from Johns Hopki...


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Dr. Elizabeth Yurth, co-founder of Boulder Longevity Institute, is one of the rare physicians who spent 30 years in orthopedic and sports medicine before pivoting to longevity and regenerative medicine. This episode covers joint health in women, osteoarthritis, bone density, peptides, perimenopause, hormones, mitochondrial health, and the regenerative protocols most women hav...


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Sleep is not just something women need more of. It is something women struggle with in ways that are fundamentally different from men and almost nobody explains why.

Dr. Wendy Troxel, PhD is one of the most respected sleep scientists in the world. Her research has shaped sleep policy in the US military. Her book, Sharing the Covers, is one of the most practical and scie...


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