How strong is that pina colada? Depending on how it's made, it could contain as much alcohol as two glasses of wine.   The U.S. National Institutes of Health is trying to spread the...

One twin uses an iPad, plays video games and dances to Michael Jackson tunes. The other has significant, possibly permanent, problems walking and talking.   The delicate separation 10 years...

Three West Africa nations are struggling to control an outbreak of Ebola. The virus was first discovered nearly four decades ago in Congo in a village near the Ebola River. Since then there have been...

There is more good news about HIV treatment pills used to prevent infection in people at high risk of getting the AIDS virus: Follow-up from a landmark study that proved the drug works now shows that...

Scientists have linked more than 100 spots in our DNA to the risk of developing schizophrenia, casting light on the mystery of what makes the disease tick.   Such work could eventually point...

An experimental drug from the biotech company Genentech failed to slow mental decline in mid-stage studies on more than 500 people with mild to moderate Alzheimer's disease, but showed some...

An Ebola outbreak that has left more than 660 people dead across West Africa has spread to the continent's most populous nation after a Liberian man with a high fever vomited aboard an airplane to...

Acetaminophen isn't any better at relieving back pain than a fake pill, despite almost universal recommendations to take the drug, according to the first big trial to test...

No batteries required: Scientists are creating a biological pacemaker by injecting a gene into the hearts of sick pigs that changed ordinary cardiac cells into a special kind that induces a steady...

The director of the U.S. Centers for Disease Control and Prevention acknowledged Wednesday that systemic safety problems have for years plagued federal public health laboratories that handle dangerous...