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

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

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

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

Canada’s National Microbiology Lab confirmed the presumptive prognosis after testing genomic sequencing, officials said.

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.

Canadian health officials have confirmed bird flu in a British Columbia teen. The Public Health Agency of Canada said ...

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

A teenager in British Columbia was hospitalized in critical condition with the disease, and officials were working to find ...

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 ...