We are entering peak flu season, and a new variant known as subclade k is spreading quickly across the country, driving a ...

Although this year’s flu vaccine doesn’t protect as well against the dominant subclade K strain, doctors still say that ...

After a sharp uptick in flu cases in mid-December 2025, flu activity across the U.S. and Canada remains high. Although cases ...

“Meanwhile, flu typically causes a sudden onset of fever, severe tiredness and weakness, muscle and joint aches, a headache, ...

The virus is storming the country, a reminder of how terrible its toll can be.

When the flu strikes, one of the biggest concerns is how long you might be contagious. Knowing this can help protect your family, friends, and coworkers from catching the virus. This guide from ...