Brain Health & Beyond:

What One Landmark Study Reveals About the Powerful Connection Between Healthy Aging, Heart Health, Sleep, and Cognitive Resilience

Every day, we make choices that shape how our brains age.

Many people wonder whether cognitive decline is largely determined by genetics, or whether their daily habits truly make a difference. For many of my patients, the question isn’t whether brain health matters—it’s whether they’re doing enough today to protect their memory and

independence for the future.

The encouraging news is that one of the largest brain-health studies ever conducted offers a reassuring answer.

In July 2025, researchers published results from the U.S. POINTER Trial, a landmark study of more than 2,000 older adults at increased risk for cognitive decline. The question was simple but powerful:
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Can lifestyle changes help preserve brain function?

Plant Strong Podcast Feature

Episode #353: Why Fiber Sometimes Backfires (and How to Fix It) with Dr. Miller

I had the opportunity to speak with Rip Esselstyn on the Plant Strong Podcast where we discussed the surprising truth about fiber, gut health, and how to safely transition to a high-fiber diet.