For oral medications that prevent new HIV infection to be effective, the patient must take certain actions, including ...

A new study from the Salk Institute for Biological Studies has identified a brain circuit that slows the breath to calm the ...

Thousands of fentanyl pills headed for Denver are now in the hands of the DEA. An alert tipster told agents about a pair of ...

The death of music star Liam Payne has thrust "pink cocaine," sometimes also called Tusi, into the national spotlight. The ...