Dr. Ravi Kumar

After two decades in medicine, I started questioning everything.

Dr. Ravi Kumar is a board-certified neurosurgeon who left the operating room to explore the questions that matter most about your health.

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Every week, I cut through the noise of health headlines and marketing claims to bring you what the research actually says. No dogma, no agenda, just an honest look at the science that shapes how you live, heal, and thrive.

Latest Episode

Episode 55: The Truth About Insulin Resistance & The Immune System with Dr. Vyvyane Loh

Episode 55 1:11:11 May 26, 2026

Dr. Ravi Kumar sits down with metabolic medicine specialist Dr. Vyvyane Loh for a deep, surprising conversation about why skeletal muscle is the most underappreciated organ in the body, how insulin resistance is actually a clever immune survival strategy, and why long-term GLP-1 agonist use may swap obesity for sarcopenia. They cover the 75% glucose sink that is muscle, why 80% of chronic diseases are reversible, why a low-fat Mediterranean diet is an oxymoron, precise protein prescriptions, isometric and eccentric training for the frail or bed-bound, and the IL-6 brown-fat circuit that may underlie much of GLP-1 driven weight loss.

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Dr. Ravi Kumar
About Dr. Kumar

A neurosurgeon who started questioning everything

Dr. Ravi Kumar is a board-certified neurosurgeon and assistant professor of neurosurgery at the University of North Carolina. After years in the operating room, a transformative sabbatical in India changed how he saw medicine forever.

Now, through The Dr. Kumar Discovery, he explores the intersection of modern science, traditional wisdom, and the questions most doctors never think to ask.

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What Listeners Are Saying

★★★★★

"So glad I found this podcast. Dr. Kumar doesn't want you to just mask symptoms, he wants you to understand root causes and help you truly heal. He is the best of both worlds - he shares a wealth of modern medical knowledge, but also empowers the listeners to take personal responsibility for their health."

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★★★★★

"I love this podcast! It's smart and covers the science in very accessible ways. After each episode I feel empowered to make some changes in my life. Thanks, Dr. Kumar!"

Dr Kumar Review
★★★★★

"Dr Kumar's podcasts have been such a great find! As an OR nurse I have worked with neurosurgeons for years. I found the podcasts to be informative, easy to follow and just the right length."

NRRN66

Reviews from Apple Podcasts