Dr. Ravi Kumar is a board-certified neurosurgeon who left the operating room to explore the questions that matter most about your health.
Listen to the PodcastEvery 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.
Generics are still far cheaper per prescription, but Americans take so many of them that they paid $16.8 billion out of pocket for generics in a year versus $13.7 billion for brand-name drugs, so if you fill several generics, it is worth asking your pharmacist whether the cash price beats your copay.
A Houston pharmacy is recalling six lots of injectable glutathione, Myers' Cocktail and Tri-Immune Boost shipped nationwide because the glutathione carried a bacterial toxin, so if you had one of these injections or drips, check whether it came from Centric Compounding, throw out any recalled vials at home, and tell your doctor if you had fever, chills or chest pain afterward.
In a German study of 400 adults with diabetes, days when blood sugar moved around more than usual, while staying inside safe limits, were followed by better quality of life, which suggests that chasing a perfectly flat line may not be worth the effort, though it gives no license to run high.
CDC warned on September 10 that rabies exposures and post-bite shots are rising nationwide, and the practical message is simple: if a wild animal or a pet with unknown vaccine status bites or scratches you, wash the wound with soap and water right away and call your doctor or health department the same day.
Three studies presented at the European Respiratory Society Congress found smoking rates falling while vaping, dual use and early nicotine use climbed, with the average starting age dropping from 20 to about 15.
If you already qualify for a GLP-1 drug because of diabetes or obesity and you also have asthma, this is worth raising with your doctor; if you do not qualify, it is not yet a reason to seek one for your lungs.
About one in four people carry APOE4, the strongest common genetic risk factor for Alzheimer's disease, and Dr. Ravi Kumar is one of them. In this solo deep dive he asks the question that never sat right with him: if this gene is so harmful, why did hundreds of thousands of years of natural selection never remove it? The answer turns out to be that APOE4 is not the mutation, it is the original ancestral version of the gene, and among the Tsimane of the Bolivian Amazon it still behaves like an advantage, protecting cognition under heavy parasite burden, running a quieter baseline immune system that fires harder when a real threat appears, and tracking with more children born earlier and closer together. Ravi then separates the scary statistics from the useful ones, explaining why the famous 14.9 odds ratio is not a 15-fold risk, why lifetime risk is the number that matters, and why roughly four in ten people with two copies still reach 85 with a clear mind. He closes with the levers that actually move the needle: deep sleep, insulin sensitivity, midlife blood pressure, movement, hearing aids, vision correction, and the rest of the modifiable risk factors.
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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.
Read the full story★★★★★"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
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