Blood samples from 115 dairy workers in Michigan and Colorado reveal cases of the highly pathogenic bird flu have been ...

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

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

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

Last week, health officials in Canada reported an H5N1 infection in a previously healthy British ... we don't think the child ...

H5 bird flu, a type of avian influenza, has infected dozens of people in the U.S., and spread to seven states and Canada this year. As more human cases arise, there's deepening worry over whether the ...

A child is home and recovering after a possible case of bird flu in Alameda County, California, according to the California ...

Ducks and geese on a backyard farm in Oahu, the state's main island, tested positive for H5N1 last week, which was likely ...

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

The Canadian Food Inspection Agency (CFIA) confirmed that they found avian influenza (H5N1) at a poultry farm in les Maskoutain region of Quebec on Sunday.

Bird flu has spread far and wide, infecting a range of species like chickens, skunks, cows, foxes and polar bears. But it's ...