Humans infected with bird flu display a wide range of symptoms, from pneumonia requiring hospitalization to no symptoms at ...

Hundreds of dead birds have reportedly been falling from the sky in dystopian scenes in Pennsylvania. Wildlife officials ...

Gov. Newsom declared a state of emergency as the virus continues to infect dairy herds across the country — including more ...

The administration said it was committing $306 million toward improving hospital preparedness, early-stage research on ...

Highly pathogenic H5N1 avian influenza A virus (HPAI H5N1) remains a low risk to the general public, and public health experts in the United States believe that available treatments and vaccines, as ...

The discovery of the H5N1 virus among horses living in Mongolia may have implications for equine and human populations around the globe.

Since the first detection of highly pathogenic avian influenza H5N1, or HPAI, in Texas dairy cattle this past March, the ...

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.

Doctors say the case of a teen left in critical condition shows H5N1 "can cause severe human illness." Mutations in the virus are deepening concerns about the spread of H5N1.

Highly pathogenic H5N1 avian influenza A virus (HPAI H5N1) remains a low risk to the general public, and public health ...