
#66: A big coffee study won't change what I do....
From Live Long and Well with Dr. Bobby by Dr. Bobby Dubois
March 19, 2026 · 18 min · Season 1 · Episode 66
About this episode
The episode examines a coffee study linking consumption to reduced dementia risk and its implications for daily habits.
Visit my website Bold claims make great headlines; clear evidence makes better habits. We take a hard look at the widely shared study suggesting two to three cups of coffee cut dementia risk by 20 percent and unpack what those numbers really mean for your brain and your daily routine. First, we break down the Harvard JAMA research: massive cohorts of nurses and physicians, decades of follow-up, and self-reported diet data that carry real strengths and built-in limits. We explore why observ...
People in this episode
Host: Dr. Bobby Dubois
Topics covered
- coffee
- dementia risk
- health research
- diet data
- brain health
Keywords
- coffee study
- dementia
- Harvard JAMA
- health habits
- diet
Mentioned in this episode
Organizations: Harvard JAMA
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