Bird flu continues to spread across the U.S., with new infections in Hawaii and continued human outbreaks in California.

In 2009, H1N1 bird flu caused the first global flu pandemic in 40 years, with the first infections detected in California.

California health officials reported Tuesday that a child in Alameda Co. has been infected with bird flu; source unknown.

Alameda County health officials are investigating a potential case of avian influenza, or bird flu, in a child experiencing ...

A Bay Area child tested positive for bird flu. Other California cases were traced to cattle and dairy farms in the Central ...

As an outbreak of the avian flu continues to wreak havoc on California agriculture, the number of infected animals and ...

Hospitals had been asked to conduct extra surveillance for possible avian flu cases in the spring and summer after highly ...

There is an inherent conflict of interest – and the potential for injury to public health – when a federal department both ...

It’s been nearly eight months since avian flu was first detected in U.S. dairy herds, and cases in both cows and humans continue to pile up.

That news eases worry among health experts that the virus, H5N1, could gain the ability to spread ... caused their cold and ...