Surgery, drugs, radiation, comfort care. What's next for Jimmy Carter depends on how widely his cancer has spread and where, and how aggressively the 90-year-old former president wants to fight...

The same bacteria that cause simple strep throat sometimes trigger bloodstream or even flesh-eating infections instead, and over the years, dangerous cases have increased. Now researchers have...

Barely 2 years old, Talia Pisano is getting tough treatment for kidney cancer that spread to her brain. She's also getting a chance at having babies of her own someday. To battle infertility...

A small drugmaker from North Carolina may succeed next week where many of the world's largest pharmaceutical companies have failed: in winning approval for the first drug to boost women's sexual...

Controversy over a leading U.S. reproductive health group supplying fetal tissue for research has focused attention on a little-discussed aspect of science. Some of the organization's affiliates...

Each time mental illness is cited as a possible factor in a high-profile mass killing in the United States, there's a collective sigh among mental health professionals here. Even as they see an...

Public health agencies and drug treatment centers across the U.S. are scrambling to battle an increase in cases of hepatitis C, which they believe relates at least in part to a surge in intravenous...

Parents of picky eaters take heart: New research suggests the problem is rarely worth fretting over, although in a small portion of kids it may signal emotional troubles that should be checked...

An experimental Ebola vaccine tested on thousands of people in Guinea seems to work and might help shut down the waning epidemic in West Africa, according to interim results from a study published...

New U.S. research suggests it may be possible to predict which preschoolers will struggle to read - and it has to do with how the brain deciphers speech when it's noisy. Scientists are looking...