Dr. Rick's Insights

Chronic disease is not primarily a parts problem. It is a dynamics problem. Precision without state estimation can increase fragility. By Dr. Rick Cohen The historical accident of modern medicine Modern clinical medicine was built to win acute battles. It evolved to manage infections, trauma, surgical complications, electrolyte collapse, and organ failure. Its workflows, lab testing, and pharmacology were optimized for short time horizons, relatively clear causal agents, and survival. The triumph of antibiotics reinforced a powerful assumption that still shapes practice: find the molecular cause, target it, and the problem resolves. That logic can be correct in acute regimes....

EXECUTIVE SUMMARY: WHAT THIS ARTICLE IS (AND ISN'T) This is not a "miracle water" pitch. This is not wellness propaganda. This is not a supplement sales letter dressed up as science. This is a research-grounded, skeptic-respecting, comprehensive examination of deuterium-depleted water (DDW)—what it actually is, where it came from, what the evidence truly shows, why intelligent people call it a scam, what the research community has actually discovered over nearly a century, and what would be required to settle the legitimate scientific debates that remain. Nothing in this article constitutes medical advice. This is evidence plus critical framing, written for...

Hi All, Many consider him the top anti-aging MD on America’s eastern seaboard. Dr. Rick Cohen - the Duke University MD & best selling author - calls this the #1 warning sign for your heart: “I’ve seen thousands of hearts under the cold light of autopsy rooms across America — and the silent killer I always see is NOT plaque buildups or arterial pressure — it’s a weak heart muscle.”  He estimates more than half of his patients over 50 struggle with something called “Heart Atrophy.”  But now, thanks to a simple pre-shower ritual backed by the American Heart Association… It’s...

Why We Sleep exploded as a phenomenon not just because it’s well-written, but because it named a crisis no one openly acknowledged: sleep isn’t just rest — it’s a regulatory foundation of human physiology, cognition, resilience, emotional balance, and long-term health. Millions Googled phrases from the book in 2025 like: “Why we sleep summary” “Sleep and longevity” “Matthew Walker sleep book review” “Sleep science explained” That demand alone makes Why We Sleep one of the most impactful health books of the last decade and last year despite it being published almost 9 years ago. What the Book Gets Right —...