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.

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 ...

Another cause for concern: flu season is underway in the U.S., and as seasonal influenza virus goes around, “humans, ...

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 teenager has been left in critical condition after contracting the first presumptive human case of avian influenza in ...

A teenager is in critical condition in a British Columbia children’s hospital with what is likely Canada’s first human case ...

British Columbia health officer Dr. Bonnie Henry shared in a news conference that a teenager, who contracted the first ...

Pfizer and Moderna are hustling to develop an mRNA bird flu vaccine, the same technology used in the companies' respective COVID-19 vaccines.

Health officials were struggling to answer a broader and potentially worrisome question: how the infection occurred.

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