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Researchers call for stronger safety warnings on drugs called dopamine agonists because they can trigger self-destructive, obsessional behavior in some people.

Biological development is a chaotic affair.Developing cells come in all sorts of shapes. They may be flat as a pancake, equilateral like a cube or long…

At least 2 percent of people over age 40 and 5 percent of people over 70 have mutations linked to leukemia and lymphoma in their blood cells, according to…

The "Sound Medicine" program for Oct. 26 includesThe blame game: how mistakes are handled in the modern health care systemUnderstanding the roles of…

Passengers from Liberia, Sierra Leone and Guinea will be subject to secondary screening at JFK, Newark, Dulles, Atlanta and Chicago.

Just because the Food and Drug Administration recalls a supplement because it contains dangerous substances doesn't mean the product disappears from the market.

The gynecological surgeon's Panzi Hospital in eastern DRC has treated thousands of women who were victims of rape.

The Ebola outbreak in West Africa has led to thousands of deaths and a maelstrom of misinformation. Here's a primer on what you need to know about the virus and the response to it.

The DNA in this ancient Siberian leg bone shows that the man had Neanderthal ancestors — yet more proof that humans and Neanderthals interbred. And he lived much farther north than expected.

The number of tuberculosis cases is far higher than previously thought. And Ebola is making some patients stay away from hospitals. Yet the mortality rate is dropping.