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

A recent investigation by the Hawaii Department of Health (DOH) and the Hawaii Department of Agriculture (HDOA) has confirmed ...

Health officials have announced six more H5N1 bird flu infections in humans: five in California and the first known case in ...

British Columbia health officials have yet to identify a likely source of the infection, though none of the teen's contacts ...

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

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

Cases of H5N1 bird flu in U.S. dairy and poultry workers have largely been mild. However, a new case in a British Columbia ...

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

Hospitals had been asked to conduct extra surveillance for possible avian flu cases in the spring and summer after highly ...

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

The H5N1 strain of bird flu has infected a patient in the first ever confirmed human case of the virus, caused by the H5N1 ...