The mandatory testing comes as the total number of infected herds in California has risen to 17. Nationally, officials have ...

A third close contact of a patient in Missouri who was hospitalized with H5N1 bird flu has reported that they also ...

A second health worker in contact with the Missouri patient who tested positive for bird flu also developed symptoms but wasn ...

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

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

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

Heading into the fall, the TexWEB team will be working to "disentangle H5N1 from those other strains [that] might be ...

The H5N1 virus, initially restricted to Eurasia and Africa, has since spread to North and South America and even reached ...

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

With the approach of fall and cooler weather across the United States, officials say the risk posed by the H5N1 bird flu ...

A second health worker who cared for a person hospitalized in Missouri with H5N1 bird flu developed mild respiratory symptoms ...

Researchers in Texas detected H5N1 in wastewater from 10 cities, but the risk to humans is currently low. Ongoing ...