Health

Drinking a daily cup of coffee -- or even several cups -- isn't likely to harm your health, and it may even lower your risk of dying from chronic diseases such as diabetes and heart disease, a new study in the New England Journal of Medicine suggests.

The same dementia-like disease found in the brain tissue of several NFL players has shown up in the brains of four U.S. veterans exposed head trauma, according to new research.

The 2012 Fit Nation Tri Challenge Team is made up of seven CNN viewers selected to train for the Nautica Malibu Triathlon with Dr. Sanjay Gupta in September. For updates, visit the Fit Nation page, follow the team on Twitter, or like our page on Facebook.

Reporter Edgar Treiguts tells us what to look for and avoid when we're buying sunscreen.

Q: This week the U.S. Preventive Services Task Force issued preliminary guidelines for ovarian cancer screening. It recommends against routine screening saying that the risk of false positive diagnoses outweighs the benefits. How can this be and why is it so hard to find a good screening test for ovarian cancer?

Q: I took my kid to the ER last night because his stomach hurt, and they ran a CAT scan. Is that normal? Should I be worried about radiation?

Q: My baby's urine smells really bad! Is there something wrong?

Modern medicine is very good at some things, and really lousy at others. As I wrote in a blog last week, psychiatry is no different in this regard.

Lisa Rinna has a new book out -- and it's not what you'd expect.

New York Giants' quarterback Eli Manning talks about the "Build Our Kids Success" before-school program.

Of 800 tested sunscreens by the Environmental Working Group, only 25% proved to be effective at protecting your skin without the use of potentially harmful ingredients.

The doctors for Aimee Copeland are promising a "roller coaster ride of highs and lows" in the coming weeks and months as she struggles against a rare "flesh-eating" bacteria, her father said.