Subclade K has become the dominant form of flu and is slightly different from the virus targeted by this year’s flu vaccine.

Flu activity is increasing across the U.S. amid holiday travel and gatherings, according to the latest data the Centers for ...

As flu cases are surging across the United States, here's what to know about whether or not you can still get the vaccine.

This year’s influenza virus has been dubbed the “super flu” for how quickly it’s spreading — and how hard it’s hitting.

Were you or a loved one sick over the holidays? Here's what to know about new influenza variant and how to stay healthy ...

NASHVILLE, Tenn. (WSMV) - Flu cases have doubled over the past month as a new aggressive strain spreads across the country, ...

The “super flu” is a variant of influenza A H3N2 called subclade K. Historically, similar variants have caused more severe ...

The state of New York is among those most heavily hit. For the week ending Dec. 20, the state reported its highest number of ...

As the Holiday season comes to a end, according to the CDC, the seasonal activity of the Flu continues to rise throughout the ...

An aggressive flu strain is spreading across Wisconsin, forcing some to cancel holiday plans and leaving people like the ...

The flu season is off to an active start, and cases are likely to surge higher after the holiday season. Just a third of ...

Wisconsin health officials warn flu cases are climbing, fueled by a new strain and holiday gatherings, as doctors urge ...