Flu symptoms typically lasts at least five days and up to two weeks. Some symptoms, like a cough, may persist even longer ...

As of Dec. 19, the Southeastern, Southern, and Mid-Atlantic regions of the U.S. are experiencing an increase of emergency ...

The Centers for Disease Control and Prevention estimates there have been 4.6 million flu cases this season, along with 49,000 ...

A new strain called H3N2 subclade K has emerged, raising concerns that the body may not be able to fight it off as well.

Experts share tips to protect children and family members from the flu -- including the subclade K variant -- ahead of the ...

Flu cases are spiking across Minnesota as holiday gatherings fuel spread. Learn why this season is severe, who’s most at risk ...

As millions of Americans hit the road or take to the skies for the holidays, another seasonal traveler is picking up speed: influenza.

If you have a mild illness like a cold, it’s fine to get a flu shot. If you’re already experiencing flu-like symptoms, like ...

Tis the season for getting sick. Here's what to know about the pathogens circulating in the U.S. this December and how to ...

Norovirus, also known as the “stomach flu” or “winter vomiting sickness,” is active in California and across the nation. But ...