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

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

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

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

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

In the past three years it’s come up often, we’ll see cases increase during migration but so far for us it has been a lot ...

Symptoms began for the teen on November 2, including conjunctivitis, fever, and coughing. Following hospital admission on ...

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

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 Canadian teenager has made history after falling ill with the virus despite having no contact with birds or any underlying ...

As of Friday, state agriculture officials confirmed 294 dairies — representing a little more than 25% of the state’s 1,100 ...