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

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

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 ...

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

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

Subclade K, a variant of flu type A H3N2, has caught medical professionals off-guard. It already has spread rapidly in ...

A new influenza A strain subclade K is circulating due to H3N2 picking up 7 mutations this Summer. Will this lead to a worse ...

N-2, also known as Subclade K, is causing significantly more symptoms in older adults and young children, Dr. Ali Raja said.

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 ...

The variant is known as influenza A subtype H3N2 subclade K–sometimes called “subclade K” for short—and it has been detected ...

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