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

With cold and flu season approaching, it's worth knowing about another virus out there-albeit extremely rare: bird flu. Like ...

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

State testing from all 95 Massachusetts dairy farms showed a 100% negative result for the dangerous strain of influenza, ...

A suspected bird flu patient with no exposure to animals has “shared contact” in a similar case as experts issue a fresh ...

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

A patient in Missouri who was hospitalized after an infection with bird flu had the H5N1 strain of the virus, the US Centers for Disease Control and Prevention confirmed Friday. The viral sequence was ...

The CDC and health officials are still investigating how a person in Missouri got bird flu, after no known exposure to infected animals or dairy.

CDC confirms a bird flu case in a person in Missouri who had no known contacts with sick animals. There is no signs of a person-to-person transmission probe continues.

The deadly bird flu virus, H5N1, has been detected in the wastewater of 10 Texas cities, signaling a silent spread that could ...

Epidemiologists have not yet identified exactly how a person in Missouri contracted bird flu last week, said the U.S. Centers for Disease Control and Prevention on Thursday.