It's flu season right now, and the U.S. is in the midst of a wave that's straining hospitals. But not all influenza is the ...

RSV, respiratory syncytial virus, usually peaks in December and January while infecting the nose, throat and lungs, usually ...

While flu viruses are detected year-round in the U.S., the virus activity usually peaks between December and February. Flu ...

The United States is seeing a second peak in flu cases this season. After doctor’s office visits for flu dipped early this ...

At least four cattle herds in Nevada have tested positive for a strain of H5N1 bird flu never before seen in cows, state ...

What you need to know about bird flu. Public health experts are closely watching avian influenza, which has affected chickens ...

For the week ending Jan. 25, seasonal flu activity remains high and increasing. Clinical laboratories tested 129,378 ...

The CDC says flu activity is very high in North Carolina. The North Carolina Department of Health and Human Services weekly ...

It’s hard to tell the difference between the stomach flu and food poisoning—but medical experts say there are a few clues ...

Researchers at the CDC analyzed the samples for antibodies against the bird flu virus, to learn whether ... virus spreads from cows to people, what symptoms it causes, and how to prevent infection.

Influenza, commonly known as the flu, is a contagious respiratory illness caused by influenza viruses. It can range from mild ...