Longevity Optimization with Kayla Barnes-Lentz
Aug 6, 2026 · 1 hr 12 min · 11 segments
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…
Christin GloriosoGuest
Kayla Barnes-LentzHost
Even older adults that just started walking more were able to increase their brain size.
Today is going to be an incredible episode in all things brain health, Alzheimer's prevention, why women are two-thirds of the Alzheimer's diagnoses, what you can do today, labs that you can get done, neuro age, and even reversing your brain age.
Is it true that it starts developing like 20 to even 30 years prior to presenting a symptom?

You can decrease your dementia risk by up to 30% by training your reaction time.

Everybody should be doing racquet sports and training their reaction time, anything to sort of get their reflexes faster.
What should people change about their routine? So well, welcome back to the longevity optimization podcast.
And today I am so excited to have a friend but also an incredible guest on the podcast.
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