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

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.

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

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

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

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.

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

It was a year in health news that will be hard to forget.As blockbuster weight-loss drugs known as GLP-1s made a sizab ...

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

A dozen more dairy herds in California have been stricken with bird flu as the virus continues to infect animals and humans around the U.S. Nearly 700 herds in the state — or 71 percent of all herds — ...

"I feel like we should've learned our lesson from COVID, that just because we aren't testing doesn't mean the virus isn't there," Dr. Leana Wen said.

Maricopa County health officials say that an influenza subtype associated with the avian flu has been detected in wastewater in the county.