New versions of the H5N1 virus are increasingly adept at spreading. Suggestions to either let it rip in poultry or vaccinate the birds could backfire.

The CDC ends its emergency response to H5N1 bird flu after recording 70 human cases and one death nationally, even as experts ...

New research uses bird droppings to track avian flu in remote regions, revealing hidden hotspots and potential for early outbreak detection.

U.S. Health Secretary Robert F. Kennedy Jr.’s new vaccine advisory committee endorsed fall flu vaccinations Thursday for just about every American but with a twist: The group says people should ...

Latest data shows which counties have been hardest hit by bird flu outbreaks among poultry flocks as the human case count climbs.

The CDC is tracking flu cases, with the latest map ending on November 23. It shows an increase from the eastern to western U.S. in several states. Nicole Baker discusses with Dr. Jennifer Moreira ...

CDC flu tracker map 2022: Huge swaths of red and purple.

The number of flu-related hospital admissions “almost doubled” compared to the week before, the CDC said. The number of hospitalizations we’ve seen so far this year is already higher than ...

The CDC map isn’t based on confirmed influenza lab tests but rather tracks where people are going to the doctor with flu-like symptoms (respiratory illness and fever, plus a cough or sore throat).