Medical device maker St. Jude Medical is warning doctors and patients about a rare battery defect in some of its implantable heart devices that can cause them to fail much earlier than expected.
The U.N. health agency on Tuesday urged countries to start taxing sugary beverages as they fight against an obesity epidemic, pointing to evidence that price hikes can dramatically reduce consumption.
Autophagy, the little-understood method by which human cells dispose of harmful waste and unwelcome intruders, may one day be central to therapies for longer, healthier living, experts said.
Scientists say the first baby has been born from a controversial new technique that combines DNA from three people -- the mother, the father and an egg donor.
Facebook CEO Mark Zuckerberg has a goal that's even more ambitious than connecting the entire world to the internet: He and his wife want to help eradicate all disease by the end of this century.
It might be time to reconsider the five-second rule when thinking about eating food that has fallen on the floor.
Heavy drinkers who exercise are less likely to die from alcohol-related diseases than those who don't, a study suggested Thursday, although its authors were cautious about the implications of their data.
True or false: Electric fans are a cheap and effective way to stay cool during extreme heat waves. A tiny new experiment in older adults suggests the answer may not be as simple as it seems.
Continuing to play despite a concussion doubles recovery time for teen athletes and leads to worse short-term mental function than in those immediately removed from action, a study found.
Donald Henderson, an American doctor and public health official who led the successful global drive to wipe out smallpox in the 1960s and '70s, credited with saving tens of millions of lives, has died. He was 87.