infections

Health authorities say there’s no cause for alarm.

The disease still thrives in some locations in the United States.

Alcohol doesn’t discriminate good microbes from bad ones.

All major outbreaks eventually run their course. But history and science suggest many possible pathways.

An analysis of more than 70,000 cases in China can give us some clues as to who might fall ill elsewhere.

And you’re more likely to this season.

Infection with measles can hurt the immune system's memory of how to fight other diseases.

New evidence reveals that sneaky cells allow diseases like UTIs to flare up over and over again.

The lowdown on the super strain.

The flu can pass more easily in crowded conditions, like those at the border.