Health

The nation's top public health agency on Thursday relaxed its COVID-19 guidelines, dropping the recommendation that Americans quarantine themselves if they come into close contact with an infected person.

A Kentucky doctor called the trend 'the most dangerous I've seen in some time,' while other physicians weighed in, too.

PFAS, nicknamed “forever chemicals” because they last so long in the environment, have been linked to a wide range of harmful health effects.

The new virus, called Langya henipavirus (LayV), was reported in patients in eastern China and is thought to have emerged in shrews. Here’s what scientists know so far.

Between 25%-50% of men have outlived women globally over the past 200 years, according to the researchers. And certain lifestyle factors give men a "substantial chance" of doing so.

Jazmin Kirkland is looking forward to being back at home to simply watch her 2, 7, and 10-year-olds grow and play. She has spent the past year hospitalized because of COVID-19.

The only prior Lyme vaccine for people, made by another company, was pulled off the U.S. market in 2002.

As more countries around the world, including the U.S., report cases of monkeypox, here's what you need to know about the relatively rare disease, and some of the things people can do to prevent the disease's spread.

Ashton Kutcher revealed he couldn't walk, hear or talk after being diagnosed with vasculitis two years ago.