Medicine

Preventing HIV among the people at highest risk of acquiring it may cost far less than many public health agencies...

For a disease defined by excess — thick, red, scaly plaques built from skin cells that multiply far too fast...

Patients on peritoneal dialysis face a substantial burden of fragility fractures, most of which turn out to be silent vertebral...

Vietnam is aging at a speed few countries can match, and the people carrying that demographic weight are rendering a...

Scientists have identified a new genetic cause of autism and intellectual disability — and traced it to an unexpected place:...

A drug that millions of people with breast cancer already take every day may be hiding a second, unexpected talent:...

A routine photograph of the back of the eye has quietly become one of the most information-dense objects in modern...

Tuberculosis has quietly reclaimed a title no pathogen should want: the world's deadliest infectious disease. According to the World Health...

For decades, public health messaging has rested on a comfortable premise: as people age, they become less active, more sedentary...

In the parched backlands of northeastern Brazil, the journey of a single drop of water—whether it begins on a rooftop,...