That's the way one scientist puts it — referring to how infected wild birds survive long enough to spread it to birds and mammals around the world. And that's a serious risk for human health.

(Reuters) - Authorities in New York state have temporarily closed all live poultry markets in New York City and three suburban counties after bird flu was detected at seven markets within the past ...

Health leaders on the Peninsula are warning pet owners to be on the lookout for symptoms after a stray cat in Half Moon Bay ...

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

In San Mateo County, California, bird flu has now been detected in a cat. This comes after the county recently confirmed the presence of a bird flu in a backyard poultry flock. The county says they ...

After bird flu was detected in a stray cat in Half Moon Bay this week, health officials in San Mateo County are urging pet ...

Tools used to contain previous bird flu outbreaks aren’t working this time, experts say. Since March, the virus has sickened at least 67 people in the U.S. and killed one, with egg producers begging ...

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

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

A federal scientific publication has returned from a forced two-week hiatus with two papers examining the health effects of ...

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

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