A mosquito-borne virus more common in South America has been detected in the United States. Health officials say the ...

Having your mouth taped shut is the stuff of nightmares — but some people are doing just that to themselves. And in an attempt to sleep better, no less. Doctors say don’t do it.

A new study finds the world is on track to add nearly two months of dangerously hot days each year by the end of the century.

After a recent visit with my eye doctor, where I expressed my dryness-related woes, he pulled up this electric eye mask on ...