RSV is usually contagious for three to eight days. A patient also may be contagious a day or two before experiencing symptoms ...

Russo added that they can circulate at other times of year but tend to peak in winter. "Do we have a lot of ...

The highly contagious bird flu has hit Montgomery County, Maryland, where officials say a backyard flock of chickens tested ...

Flu takes one to four days to incubate in your system after you come into contact with the virus. You have the potential to ...

A spike in flu cases in NY offered clues on when the season may end, underscoring it's not too late to get a flu shot.

Experts say our cities have a valuable tool that can help us keep better tabs on the virus: sewage. While wastewater already ...

It's helpful to know that only infectious conjunctivitis (meaning pink eye caused by viruses or bacteria) is contagious.

The number of people in hospital in England with norovirus symptoms has jumped to the highest level so far this winter, NHS ...

As bird flu continues to spread across the U.S. and Eastern Shore of Maryland, here's a look at how you can keep yourself and ...

Influenza, or the flu, is a contagious respiratory virus. It can be a severe illness that affects the nose, throat and sometimes lungs. Symptoms of influenza are sore throat, cough, congestion ...