Alabama is one of six states in the U.S. with the highest level of influenza-like cases, according to CDC data.

Emergency room visits with influenza are now "very high" nationwide, the Centers for Disease Control and Prevention said ...

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

Butte County officials on Friday confirmed a bird flu outbreak in a backyard poultry flock, the latest case since Gov. Gavin ...

The CDC reported that COVID-19, seasonal flu and RSV diagnosis are increasing across the country. A map posted on the CDC website shows Ohio and Indiana are seeing moderate respiratory illness ...

After a relatively slow start to the respiratory virus season, the U.S. is kicking off 2025 with a surge in several illnesses ...

An epidemiologist makes the case that a rush of research to stop a swine flu outbreak led to an accidental lab release of an ...

Clark, Cowlitz, Skamania and Wahkiakum counties saw much higher influenza cases during Dec. 15-21 this year than last, ...

The virus is spreading among animals, while viral mutations raise concerns about potential adaptation to human hosts.

As of December 30, the CDC has confirmed 66 human cases of the bird flu virus in the United States. Most of them were mild infections among dairy workers and others who had contact with infected ...

Newsweek has created a map showing states where respiratory syncytial virus (RSV) cases are surging.