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 ...

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 ...

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 ...

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

Genetic analysis of a bird flu virus detected in a person in Missouri who didn’t previously have contact with animals offers ...

Last Friday, the Missouri health department announced a recent human case of bird flu. What’s unsettling about the case is that the patient — hospitalized on August 22 and later released — is the ...

State health and agriculture officials said Monday they detected no trace of bird flu after testing all dairy herds across 95 licensed farms.

All Massachusetts dairy farms are 100 percent free of bird flu, state officials announced on Monday. At least 14 states ...

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