The scientists honored with a Nobel Prize in medicine helped discover that every cell in the body has its own clock. When we ignore those clocks, we increase the risk of weight gain and diabetes.
People with skin conditions like eczema need moisturizers to treat their dry, cracked and reddened skin. But research suggests many moisturizers are mislabeled and can make the skin conditions worse.
National security analyst Juliette Kayyem says that while an outdoor concert hall will never be a "hard" target, security experts will look at elevated positioning in the effort to improve safety.
Law enforcement authorities say a motive in Sunday's mass shooting in Las Vegas is unclear. Authorities are searching the suspect's home in Mesquite, Nev., for clues.
Eyewitness Pam Schneider from Bismarck, N.D., thought she heard fireworks when the shooting began in Las Vegas. It was a strange sound, she says, and then she realized it was gunfire.
In the coming days after the mass shooting at a Las Vegas music festival, Rep. Dina Titus (D-Nev.) says she will be giving blood, visiting hospitals and talking about anti-gun legislation.
More than 50 people were killed in the shooting at the outdoor concert and more than 400 were wounded. David Greene talks to Rep. Ruben Kihuen of Nevada, NPR's Leila Fadel and Scott Detrow.
More than a decade ago, after Hurricane Katrina, the federal government tightened flood protection standards. But a lot of communities are still having a hard time meeting them.
The Centers for Disease Control has revised recommendations for treating ME/CFS and now says that vigorous exercise can make symptoms worse. Patient advocates say it's a huge victory.