Bird flu virus has swept through farms across the nation’s largest dairy producing state. All human cases had been mild - ...

Workers who are symptomatic are first screened for flu before additional bird-flu-specific testing is performed. California is home to over 17,500 dairy workers, most of whom are in the Central ...

Two California dairy workers have been infected with bird flu, state and federal health officials announced late Thursday.

Gov. Gavin Newsom’s state of emergency declaration on Wednesday due to bird flu has raised questions about the H5N1 virus, including how it spreads. There are 61 confirmed human cases of bird ...

California declared a state of emergency this week over the spread of bird flu in the state as the virus continues to be detected among the state’s cattle herds. California Gov. Gavin Newsom (D ...

Five more people who presumably contracted the bird flu are being tested amid outbreaks in California's dairy industry, health officials confirmed Monday. The five new possible positive cases are ...

Concerns about bird flu — officially known as avian influenza A (H5) — continue to mount, particularly in California. Infectious disease experts voice their concerns and recommend precautions.

California has been looking for bird flu in large milk tanks during processing. And they have found the virus it at least 650 herds, representing about three-quarters of all affected U.S. dairy herds.

Including this most recent case, 55 human cases of H5 bird flu have now been reported in the U.S. during 2024, with 29 in California. CDC officials said that the risk to the general public remains ...

A third farmworker has tested positive for bird flu in California, according to the state’s health department. If confirmed by the US Centers for Disease Control and Prevention, this would be ...

California’s farms are concentrated in a few key regions, such as the Central Valley, making those areas a hotbed for bird flu, said John Korslund, a former staff veterinary epidemiologist for ...