Feel Better, Live More: Latest Episode
Newest Feel Better, Live More episode: Brain Doctor: The Foods Quietly Raising... (July 15, 2026). Key takeaway, summary and previous episodes from 1% Better.
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Brain Doctor: The Foods Quietly Raising Your Alzheimer's Risk (It's NOT Sugar) | David Perlmutter
Feel Better, Live More with Brain Doctor · Published · 1h 42m
Key takeaway
Your brain's fate isn't sealed by genetics - it's shaped by daily choices. The key is understanding that brain-protecting immune cells (M2 microglia) or brain-destroying ones (M1 microglia) are controlled by your metabolism. Every ultra-processed food you eat, every hour of lost sleep, every stress-filled day shifts the balance. Start today: eliminate one ultra-processed food, test your fasting insulin and hemoglobin A1C, and consider wearing a continuous glucose monitor to understand your metabolic reality. The seeds of Alzheimer's are planted in your 30s and 40s - not your 70s - making prevention your most powerful tool.
Episode overview
Dr. David Perlmutter discusses how ultra-processed foods, metabolic health, and lifestyle choices profoundly impact brain health and Alzheimer's risk. He explains the critical role of microglia (brain immune cells) in either protecting or destroying the brain, emphasizing that their behavior is controlled by our metabolism. The conversation reveals that Alzheimer's prevention must begin decades before symptoms appear, with multiple lifestyle interventions - not pharmaceutical solutions - offering the most hope for cognitive preservation and even reversal of early decline.
Read the full Feel Better, Live More episode summary for key insights, quotes and action items.
Previous Feel Better, Live More episodes
- Sleep Doctor: If You Wake Up Between 1 - 3 AM, Your Body Is Trying To Warn You | Dr Michael Breus
- The Invisible Trap: Evidence You're Living the Wrong Life (& Don't Know It) | Professor C Thi Nguyen
- Chronic Stress Is Aging Your Body Faster Than Smoking (Here's How To Reverse It) | Dr Elissa Epel
- #1 Aging Expert: Dementia, Diabetes & Heart Disease Start After 40 When You Ignore This
- If Your Body Does This, You're Stuck In Survival Mode (& You Don't Realize It) | Dr Nicole LePera
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This page always shows the newest Feel Better, Live More episode in the 1% Better library. We summarise each episode from its audio or captions within hours of release, so bookmark it to check what is new. Browse every Feel Better, Live More summary and guide or all episode summaries.