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

People have been hearing a lot about H5N1 bird flu -- or highly pathogenic avian influenza -- since a B.C. teen became the ...

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

Wastewater in several Californian cities, including San Francisco and Los Angeles, recently tested positive for bird flu. But ...

Based on current evidence, the risk of avian influenza infection for the public remains low. The risk of bird flu infection ...