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 ...

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

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

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 ...

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 ...

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.

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

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

The dairy industry could lose billions of dollars if President Donald Trump imposes tariffs on products from China, Canada and Mexico, and begins a mass deportation of undocumented ...

Recent polls show Trump is viewed favorably by about half of all Americans. What will undercut this support is not what ...

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 ...