The highly pathogenic avian influenza that put a British Columbia teenager in critical condition appears to be the same ...

In an indication that the bird flu outbreak is "headed in the wrong direction," sequencing of the virus that has stricken a ...

A child in California has tested positive for bird flu, despite having no known contact with infected animals, stat ...

Canada has also just reported its first known case of bird flu in humans, a teenager who is currently in a critical condition ...

Bird flu continues to spread across the U.S., with new infections in Hawaii and continued human outbreaks in California.

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

In 2009, H1N1 bird flu caused the first global flu pandemic in 40 years, with the first infections detected in California.

There is an inherent conflict of interest -- and the potential for injury to public health -- when a federal department both ...

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 ...

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

The H5N1 bird flu has been spreading in the U.S. among wild birds, poultry, cows and other animals. Recently, health officials in Canada confirmed that a British Columbia teen had contracted bird flu ...