Episode
Preventing Alzheimer’s: Diet, Air Pollution & Brain Health | Dr. Austin Perlmutter
- Published
- Mar 19, 2026
- Duration seconds
- 3451
- Processing state
not_requested- Canonical source
- https://drjosh.com/
Actions
POST https://stenobird.com/v1/public/podcasts/alzheimer-s-breakthrough-with-dr-josh-helman-md-7191947/episodes/preventing-alzheimer-s-diet-air-pollution-brain-health-dr-austin-perlmutter/transcription-requests
Idempotently request low-priority transcript generation for this episode.GET https://stenobird.com/podcast/alzheimer-s-breakthrough-with-dr-josh-helman-md-7191947/preventing-alzheimer-s-diet-air-pollution-brain-health-dr-austin-perlmutter.md
Read the agent-friendly Markdown representation of this episode resource.
Summary
Could simple lifestyle changes be the key to preventing Alzheimer’s? In this episode, I’m joined by Dr. Austin Perlmutter, a physician, researcher, and New York Times best-selling author. Dr. Perlmutter's work focuses on Alzheimer's prevention and how our everyday choices impact long-term brain health. His unique approach blends neuroscience, lifestyle medicine, and environmental health. Dr. Perlmutter explains how inflammation in the brain often leads to cognitive decline, and why it’s essential to focus on prevention before reaching the point of irreversible damage. He highlights lifestyle interventions, such as regular exercise, eating a minimally processed diet, and getting out in nature. He also discusses the importance of air quality, which many people overlook as a major factor in brain health. We explore practical ways to mitigate these risks and optimize cognitive function for decades to come, so if you're looking for actionable steps to protect your brain and reduce Alzheimer's risk, this episode has the insights you need. “I think we’ve seen some pretty compelling literature suggesting that simply exposing yourself to or getting out in nature is a health intervention, particularly for the brain.” ~ Dr. Austin Perlmutter In this Episode 07:09 - The chronic disease crisis and brain health 09:16 - Chronic inflammation as a major driver of Alzheimer’s 10:34 - The importance of inflammation management in Alzheimer's prevention 20:40 - Diet and air quality for Alzheimer’s prevention 21:44 - Air pollution: the hidden threat affecting brain health 29:19 - Polyphenols and their protective impact on brain health 36:01 - How nature exposure can reduce stress and improve cognitive function 43:19 - Dr. Perlmutter's diet for long-term health 50:49 - Recommended supplement…