For example, if a human gets infected with a bird flu and also carries a human influenza A virus, these two viruses can ...

Dozens of cats across the U.S. have tested positive for avian flu, federal officials say. The west coast has been hit ...

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

The U.S. Department of Health and Human Services announced Friday it will award $306 million in additional funding to monitor ...

While cases of bird flu in humans have steadily climbed since last fall, health officials maintain the risk to humans is low ...

Previous seasonal flu infections and vaccinations may protect us against infection from the highly pathogenic H5N1 bird flu outbreak.

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

Feeling under the weather? Local health officials are tracking a variety of viruses making rounds in the community right now.

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.

The agency says it is looking for red flags, but the risk to the public still remains low. Meanwhile, a Louisiana patient with a severe case of bird flu showed worrying mutations in the samples ...