Brainwaves: How does a brain stay healthy?
Aug 21, 2026 · 32m
Summary
In this episode, host Meghna Chakrabarti and neuroscientist Jacob Harth discuss strategies for maintaining brain health, introducing the "SWEET" acronym for sleep, water, eating, exercise, and time. They explore the gut-brain axis, highlighting how gastrointestinal health impacts cognition and conditions like Parkinson’s. The conversation also addresses rising dementia rates, regional disparities, and the importance of small, consistent lifestyle changes.
Topics discussed
On Point Club membership and upcoming interview
Rising dementia rates and regional disparities in the US
Defining brain health and measuring visual processing speed
The SWEET acronym for maintaining brain health
The gut-brain axis and its impact on cognition
Parkinson's disease origins and leafy greens for eye health
Biological effects of poor sleep and listener strategies
Social determinants of health and policy recommendations
Guest's personal brain injury recovery and closing thoughts
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