Among several more outbreaks on commercial farms, one was at a layer facility in Pennsylvania that has nearly 2 million birds ...

Pennsylvania's first confirmed case of avian flu in 2025 in domestic poultry was reported in a 50,000-bird flock on a Lehigh ...

While the risk to humans of exposure from cows or milk remains low, this new flu spillover from birds into cows raises the need for continued surveillance.

UC San Francisco's Rais Vohra, MD, explains recent increase in reported virus infections and the risks of consuming raw cow’s milk.

While it's tragic and alarming to see a massive die-off, it's not uncommon for birds that travel in such large populations.

Bird flu, also known as H5N1, continues to spread among U.S. livestock, driving up egg prices and worrying public health experts.

Two rare bird flu strains have emerged since late January, prompting public health concerns during a freeze on federal health communications.

Nearly 119,000 birds have been culled at a farm in California after a bird flu called H5N9 was detected among the poultry ...

Former FDA food safety expert Dr Darin Detwiler said while there is a near-zero risk of H5N1 avian flu infecting someone ...

Egg farms are still recovering from the 2022 outbreak but now there’s also the cage-free law, mutations and competition as ...

Wildlife professionals and advocates are grappling with an avian influenza outbreak that seems to be growing more virulent ...

H5N9 is “not commonly seen in poultry in general,” says Eman Anis, assistant professor at the University of Pennsylvania ...