As an adult, you’re safe — there’s no evidence that shows fluoride poses any risk to you. And unless your family’s water supply contains significantly more than 0.7 mg/L of fluoride, your children’s ...

Using lighter weights for strength training can build just as much muscle as the heavier iron, according to a growing pile of research. You just need to know how.

The FDA has approved the Novavax COVID-19 vaccine, called Nuvaxovid, mainly for adults 65 or older, but people ages 12 to 64 with medical conditions that increase their risk of serious illness from ...

If you're a parent, it's a scene that's all too familiar. You put your hand on your sick child's forehead and it feels warm. Then the thermometer confirms your suspicion: They've got a fever.

The aggressive prostate cancer found in former President Joe Biden raised questions for millions of men. Here's what you need to know – and how to check your risk.

See what infectious disease doctors have to say as government officials appear poised to scale back COVID vaccines and the FDA approved the Novavax vaccine with new limitations.

L-arginine is an amino acid that helps your body build protein. Your body makes plenty of it naturally, but it can also be found in protein-rich foods, such as poultry, red meat, fish, beans ...

The FDA has granted fast-track approval to the drug telisotuzumab vedotin (sold as Emrelis) as a first-of-its-kind treatment ...

Every time you visit the grocery store, your brain is absorbing countless food-packaging cues. Those cues influence your ...

Magnesium may help ease depression by supporting brain function and mood regulation, especially in people with low magnesium levels.

May 8, 2025 — With Mother’s Day approaching, we asked five top doctors for maternal health tips that showed just how smart their moms really were. “Growing up, I was prone to frequent ...

WebMD Chief Physician Editor Neha Pathak, MD, and Chief Medical Officer, John Whyte, MD, MPH, explore fascinating stories to find the unexpected things that help us understand our health.