latest articles

An antibacterial called triclosan is common in dust and could result in dust-dwelling bacteria becoming antibiotic-resistant, researchers report.
When a baby starts sniffling and sneezing, the type of bacteria in their nose may predict how long the cold will last, a new study finds.
You'd think vitamin deficiencies would be rare in the United States, but many people are running low on vitamin D, and it's a serious health threat.
It's a college tradition to pull "all-nighters" during final exams. But students may get better grades if they simply go to bed early, two new studies suggest.
Almost no one is immune to occasional low back pain. But when it's chronic, when simple movement seems impossible, it can keep you from enjoying life. And painkillers aren't always the answer.
Nasal irrigation systems, sometimes called neti pots, use a saltwater solution to help tame congested sinuses. The devices, when used properly, can help moisten dried and swollen nasal passages.
A high-salt diet could raise your risk for a common heart rhythm disorder, new research suggests.
Sleep is a complex biological process that helps you process new information, stay healthy and feel rested, the U.S. National Library of Medicine says.
Despite three decades of declines in secondhand smoke exposure, 58 million Americans -- children included -- are still breathing in tobacco fumes, federal health officials reported Thursday.
The American Dental Association warns against certain foods and beverages that can contribute to tooth decay. Some foods are more difficult to clean from teeth, and eating them repeatedly can lead to cavities.