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

Missouri healthcare worker who had contact with a hospitalized patient infected with bird flu developed mild respiratory ...

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

Mysterious US bird flu case in person without any known contact with an infected animal raises spectre of human-to-human ...

Avian flu in dairy cows could stick around on US farms forever, and is raising the risk of outbreaks in mammals—including ...

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

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

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

On Monday state officials announced they had completed testing on all 95 licensed farms in Massachusetts that have dairy ...

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

A mysterious human case of the H5N1 bird flu was recently discovered in Missouri—and experts are still working to determine ...

Colorado's outbreak of avian flu in poultry and dairy cattle seems to have died down, though the state continues to monitor ...