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

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.

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

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 ...

Last week, health officials in Canada reported an H5N1 infection in a previously healthy British Columbia teen who is ...

Stat reports there's no evidence that the teen has infected anyone else. The source of the infection has not been determined. Meanwhile, Hawaii — which has strict agricultural rules to prevent the ...