US warns pregnant women of migraine drug risk   U.S. health regulators are warning doctors and women of child-bearing age that half-a-dozen medications used to treat migraine headaches can...

A British police force is hoping to save time and money by giving a few dementia patients GPS tracking devices, a technique already used by health and welfare agencies but condemned by some...

Oscar-winning actress Angelina Jolie disclosed Tuesday that she had a preventive mastectomy after learning she had a gene mutation that significantly raised her risk of breast cancer. A look at the...

One of the world's most glamorous women had an operation that once was terribly disfiguring — removal of both breasts. But new approaches are dramatically changing breast surgeries, whether...

A 2-year-old girl born without a windpipe now has a new one grown from her own stem cells, the youngest patient in the world to benefit from the experimental treatment..   Hannah Warren has...

Parents are reporting more skin and food allergies in their children, a big U.S. government survey found.   Experts aren't sure what's behind the increase. Could it be that children...

A new genetic test to gauge the aggressiveness of prostate cancer may help tens of thousands of men each year decide whether they need to treat their cancer right away or can safely monitor...

Baxter International Inc. says that a blood product it was testing failed to slow mental decline or to preserve physical function in a major study of 390 patients with mild to moderate Alzheimer's...

Autism scientists are seeking more brain samples for research.   They announced Thursday a new network collecting brain specimens around the country. They say the more they get, the better...

Chinese scientists have for the first time found strong evidence of how humans became infected with a new strain of bird flu: from chickens at a live market.   Chinese scientists compared...