Subclade K (previously known as J.2.4.1) is gaining attention because it appears to be spreading much earlier in the flu ...

Despite days in close quarters with flu patients, healthy volunteers didn’t get sick – revealing insights into transmission.

Flu cases and hospitalizations are surging, already breaking last season's records. Here's where activity is highest, what ...

After Indiana’s outbreak of highly pathogenic avian influenza (HPAI) in January 2025, Adams County Purdue Extension educator Brad Kohlhagen began receiving almost daily telephone calls, especially ...

As an infectious diseases physician and researcher, I'll be keeping an eye on a few viruses in 2026 that could be poised to cause infections in unexpected places or in unexpected numbers.

Seasonal flu activity is up across the United States, according to the Centers for Disease Control and Prevention data.The ...

After child flu deaths broke a record last winter, the CDC dropped its universal flu shot recommendation for kids. Here's ...

Last week’s national flu tracker showed Georgia and South Carolina among the hardest-hit states, with flu levels “very high.” ...

Georgia and South Carolina among are the states hit fhardest by flu, but officials say it is not clear that the season has peaked.

U.S. flu infections showed signs of a slight decline last week, but health officials say it is not clear that this severe flu season has peaked.