California health officials reported Tuesday that a child in Alameda Co. has been infected with bird flu; source unknown.

California's public health department reported a possible case of bird flu in a child with mild respiratory symptoms on ...

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

Initial testing had indicated the teenager's infection was from bird flu and was confirmed in further testing, the Public ...

A Canadian teenager is currently in critical condition after contracting a suspected case of H5N1 bird flu, a British ...

It's not clear how the British Columbia teenager picked up the virus, which has been detected recently in wild birds and ...

The H5N1 virus that infected a Canadian teen appears not to have spread, but it shows signs of mutation that makes flu ...

A Canadian teenager infected with bird flu — that country’s first case involving a locally acquired infection — is in ...

Officials suspect wild migrating birds are likely to blame for the first known infection of a flock in Hawaii, which had been the last state in the country with no reported cases in poultry or wild ...

A teenager in British Columbia who is being treated in the critical care unit was confirmed to have been infected with the ...

NEW YORK -- A Canadian teen is hospitalized in critical condition with what is believed to be bird flu, a British Columbia ...

Repeat bird flu testing four days later was negative ... Genetic tests of California farmworkers could reveal viral evolution ...