Flu is taking off in the U.S., with 40 states reporting high or very high levels of flu-like illness last week.

Emergency room visits with influenza are now "very high" nationwide, the Centers for Disease Control and Prevention said Friday, in this week's update on the winter respiratory virus season.

The Delaware Department of Agriculture announced Friday morning a commercial broiler flock in Kent County has tested ...

"Identifying epidemiologically linked clusters of influenza A(H5N1) human cases might indicate the virus is better able to spread between humans," a spokesperson from the CDC A(H5N1) Bird Flu ...

"Identifying epidemiologically linked clusters of influenza A(H5N1) human cases might indicate the virus is better able to spread between humans," a CDC spokesperson told Newsweek. "CDC is ...

A 13-year-old girl in Canada became so sick with H5N1, or bird flu, in late 2024 that she had to be put on a ventilator.

So yeah, we are certainly in flu season now,” said Alicia Budd, an epidemiologist in CDC’s Influenza Division. At least nine children have died from influenza this season. LIGHTFIELD STUDIOS ...

The CDC estimates there have been over 1,500 deaths from flu so far this year. Respiratory illness activity – a measure of how often conditions like the common cold, flu, COVID-19, and ...

During the week of Dec. 5, the CDC reported 91 cases of norovirus, more commonly known as the stomach flu, which is over double the highest number recorded between 2021 and 2024. The report comes ...

"Avian influenza A(H5N1) virus infection has previously been associated with severe human illness in other countries during 2024 and prior years, including illness resulting in death," the CDC stated.