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 57: Fluoride Q&A: Pregnancy Risks, Pediatric Varnish, and Water Filtration Protocols

Episode 57 10:06 June 4, 2026

A follow up Q&A to this week's fluoride deep dive. Dr. Ravi Kumar answers five of the most thoughtful listener questions: why the American Dental Association still recommends fluoridation when the data is shifting, what a pregnant woman on municipal tap water should actually do, whether to allow pediatric fluoride varnish at every dental visit, whether nano-hydroxyapatite toothpaste is safe given fears about nanoparticles, and whether bottled water is a reasonable substitute for a reverse osmosis filter. Practical, family-focused answers that tie together the science from the main episode.

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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