Federal health officials have confirmed unsettling new details about the first United States case of severe bird flu, ...

A dozen more dairy herds in California have been stricken with bird flu as the virus continues to infect animals and humans ...

A virologist explains that why this probably isn’t the big one — but that it’s a sign of bad things happening with the virus.

The patient in Louisiana who was hospitalized with severe bird flu illness was found to have a mutated version of the virus.

Newsom's California emergency order came on the heels of an announcement from the U.S. Centers for Disease Control and ...

MARICOPA COUNTY, Ariz — An influenza subtype associated with avian flu has been detected in local wastewater, the Maricopa County Public Health Department announced Monday. No human cases have been ...

PHOENIX (AZFamily) — The Maricopa County Department of Public Health (MCDPH) confirmed Monday that it has detected avian ...

The death of an Oregon house cat and a pet food recall are raising questions about the ongoing outbreak of bird flu and how people can protect their pets.

President-elect Donald Trump must contend with the H5N1 bird flu virus circulating among livestock, which experts fear could ...

Two commercial poultry facilities and one backyard flock in the state were the latest instances of highly pathogenic avian influenza in Michigan.

As of December 30, there were 66 confirmed cases of H5N1 avian influenza infection in humans in 2024, with about half in ...

The call to authorize a vaccine comes after the CDC announced that a person in Louisiana was hospitalized with the country's first known case of severe illness caused by the virus earlier this month.