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Longevity Science with Matt Kaeberlein

Longevity Science with Matt Kaeberlein

Building a Resilient Brain with Dr. Tommy Wood

Sep 18, 2026 · 1h 18m

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About this episode

What can we actually do to protect our brains as we age, and how much of cognitive decline may be preventable or even reversible?In this episode of Longevity Science, I sit down with neuroscientist and physician Dr. Tommy Wood, author of The Stimulated Mind, for a wide-ranging conversation about the science of brain health, cognitive resilience, and dementia risk. Tommy introduces his “3S” framework—stimulus, support, and supply—for thinking about what the brain needs to maintain and improve function across the lifespan.We discuss why brain fog and subjective cognitive decline shouldn't simply be dismissed as normal aging; the roles of cognitive stimulation, exercise, sleep, stress,…