San Mateo County public health officials reported finding H5N1 bird flu in a pet cat and a backyard poultry flock.

The discovery of bird flu in the San Mateo backyard flock prompted health officials to remind people to take biosecurity ...

For the first time since 1952, publication of the CDC's Morbidity and Mortality Weekly Report was halted. It returned on Feb.

Experts said it raises new questions about wider spread and the difficulty of controlling infections in animals and the ...

Bird flu appeared in a Texas dairy farm in March 2024. Havoc has followed on farms and in grocery stores and concerns mount ...

When it comes to the potential of H5N1 avian flu picking up mutations that might lead to human-to-human spread, that "train has already left the station," warns 1 infectious disease expert.

As California's Central Valley makes headlines for the growing number of people testing positive for the bird flu from exposure to dairy cows, Rais Vohra, MD, professor at UC San Francisco, Fresno and ...

In April 2024, as his first hens tested positive for the highly pathogenic avian influenza H5N1 virus, Herbruck turned to the ...

Where has bird flu been reported in Illinois? Are my pets at risk? Should I still be eating eggs? Here’s what to know about ...