As families gather for Thanksgiving, here's what to know to protect your family from the new subclade K flu strain.

A new strain of the flu called subclade K could make for a particularly nasty flu season across the country, according to ...

Subclade K, a variant of the influenza A strain H3N2, is being detected in the U.S. This is the same variant that experts say ...

Massachusetts could be headed for a sharp uptick in flu cases in the coming weeks, public health experts warn, as a newly ...

A new type of seasonal flu virus is raising concerns among health officials as winter approaches. Here's what to know about ...

While flu levels are still low, a strain that's wreaked havoc in the U.K. and Canada is behind most cases so far in the U.S., ...

The new variant, known as Subclade K, is currently affecting Japan and the United Kingdom. Experts say the new variant could ...

The peak of the flu season awaits us and may bring many severe cases and hospitalizations due to a new, menacing variant.

Seasonal flu is a bit of a guessing game. A very scientific, high-stakes guessing game, but still. We can never know for sure exactly how a flu season will play out, so scientists make predictions ...

There are reports of this strain of the flu causing more severe illness, and early data suggest that protection against the flu from previous infections or the vaccine is “suboptimal,” according to ...

Connecticut confirmed the state’s first flu death of the season on Thursday. It was a person in their 80s from Hartford ...

The mutated strain, known as subclade K, is causing a surge in cases in the United Kingdom, Canada, and Japan. Here's what to know.