Authorities in Hawaii are warning residents who attended a local pet fair to watch for symptoms of avian influenza after a ...

The government says it's the first case of the H5N1 bird flu strain this season.

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 ...

As H5N1 bird flu spreads among California dairy herds and southward-migrating birds, health officials announced Friday six ...

As a virus scientist in South Africa, I’ve been watching with dread as H5N1 bird flu spreads among animals in the United ...

Defra said a 3km protection zone and 10km surveillance zone have been established around the premises to contain the highly ...

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

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

Poultry on a commercial farm in England have been infected with the bird flu virus, the U.K. government said Sunday.

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