The Centers for Disease Control and Prevention has picked five lab partners to develop a test for avian influenza A (H5N1) — ...

A close contact of a Missouri resident identified as having a human case of the H5N1 avian flu also became sick around the ...

Federal officials are still trying to determine how a Missouri resident with no known exposure to bird flu, contracted the ...

The convergence of multiple flu strains in one animal can allow new virus strains to form—just as they did in past pandemics.

Avian influenza, or bird flu, refers to the disease caused by infection with Type A viruses. The Alabama Department of Public Health reports these viruses occur naturally among wild aquatic birds ...

A patient in Missouri who was hospitalized after an infection with bird flu had the H5N1 strain of the virus, the US Centers ...

An extensive look at wastewater samples taken across the United States from May to July found traces of the H5N1 bird flu ...

San Diego County is now the fifth location in California to detect the bird flu, county officials announced Monday.

An extensive look at wastewater samples taken across the United States from May to July found traces of the H5N1 bird flu ...

The Missouri case has raised the possibility of human-to-human transmission of bird flu. But officials stressed Thursday there is no evidence of other people being infected and the risk to the general ...

The Centers for Disease Control and Prevention said Thursday it has yet to identify “a clear source” of infection in a ...