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 ...

Just two weeks into 2026, outbreaks of highly pathogenic avian influenza on poultry farms have been confirmed across the ...

Flu season in the U.S. is particularly bad this year, and a new branch of the flu family tree may be to blame. If it feels ...

When 'normal' is 99% full, UnityPoint Health-Des Moines delays elective surgeries to manage flu-driven capacity strain and patient holds.

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

Health experts say the U.S. flu season appears to be waning with two straight weeks of decline in measures of flu activity.

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 ...

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