Smith: Since 2022, the U.S. poultry industry has been battling a particularly persistent strain of H5N1, or avian influenza, ...

There have been dozens of confirmed human cases of bird flu in the U.S. this year. Experts discuss the symptoms, risks and ...

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

A teenager in Canada is critically ill with the country's first human case of H5N1 bird flu. Health officials aren't sure how ...

A study reveals that the immune protein IFITM3 limits flu infection severity and mutation rates, especially from zoonotic ...

Researchers have identified new roles for a protein long known to protect against severe flu infection – among them, raising the minimum number of viral particles needed to cause sickness.

The CDC wants Alveo to make rapid, portable A(H5) diagnostic tests "to support response efforts in the event of an outbreak." ...

A Canadian teen who is in critical condition after contracting H5N1 bird flu was infected with a version of the virus that is different from the one circulating in U.S. cattle.

A Canadian teenager is hospitalized in critical condition with bird flu, health officials reported Tuesday.

British Columbia health officials have yet to identify a likely source of the infection, though none of the teen's contacts ...

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

Viruses work by taking control of our cells and carefully reprogramming them into machines to make more viruses. Because of ...