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

Influenza activity remains low but is increasing across the U.S., according to the CDC’s latest FluView report. The agency updated data on flu trends Nov. 14, offering the first national snapshot of ...

Subclade k has been circulating in Asia and in Europe, and it might already be in the United States, experts said.

According to the latest US Centers for Disease Control and Prevention (CDC) FluView report, reported flu activity in the United States remains low but is climbing quickly. Last year’s flu season was ...

Some hospitals are reporting an uptick in respiratory syncytial virus hospitalizations in recent days, though national data — delayed by the federal shutdown — has yet to offer a clear picture.

A mutated strain of the flu is surging worldwide, sparking concerns about a severe flu season in the U.S. Here's what to ...

The United States may be heading into its second severe flu season in a row, driven by a mutated strain called subclade K ...

The health department in Washington state has confirmed that a resident of Grays Harbor County is the first person to be diagnosed as having avian flu in the United States since February, and the ...

The sudden appearance of this symptom could be your body's alarm bell going off, a top infectious disease MD explains.