Cows don’t typically get the flu. The recent H5N1 flu outbreak in U.S. dairy herds is a wake-up call, not just about the ...

A new study highlights the need for public health officials to ramp up bird flu surveillance in our feline companions.

The flu virus currently circulating in birds and dairy cows is already better at infecting people than earlier variants, and ...

Investigators trying to determine how a child in California might have contracted bird flu are continuing to learn more ...

Study published in Science says a single hemagglutinin mutation, similar to one seen in a Canadian case, could make H5N1 ...

Canadian public health officials closed their investigation into the teenager who became critically ill with the H5N1 bird ...

The recent appearance of the H5N1 bird flu in pigs does raise viral reassortment concerns. Here's what we know about this ...

Five animals died at the Wildlife World Zoo and county health officials say their deaths were likely caused by bird flu ...

The Scripps Research Institute finding counters prevailing thought that the virus would require multiple mutations before it ...

Avian influenza viruses typically require several mutations to adapt and spread among humans, but what happens when just one ...

Health officials in Marin County are investigating a possible H5N1 bird flu case in a child. Officials have been ...

California health officials are investigating a possible case of bird flu in a child who became ill after drinking raw milk, Marin County Public Health said on Tuesday.