H5N1 avian influenza, more commonly known as bird flu, has infected more than 100 million birds in the U.S. and almost 500 ...

Researchers have identified new roles for a protein long known to protect against severe flu infection—among them, raising ...

If a pig infected with human flu got infected with the H5N1 bird flu, a new virus could emerge with parts of both. That’d be ...

Cases of H5N1 bird flu in U.S. dairy and poultry workers have largely been mild. However, a new case in a British Columbia ...

A person has tested positive in British Columbia, Canadian health officials said, though the results must be sent to another ...

Pigs remain at the centre of scientists’ nightmare scenario because commercial swine carry lots of human flu viruses. Their cells share enough features with ours that flu viruses can use some of ...

The new guidance comes after new study showed that some dairy workers had signs of infection, even when they didn’t report ...

Scientists have been worried that H5N1 might spread to pigs, which are considered a “mixing bowl” species for flu viruses ...