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

we don't think the child was infectious—and no human-to-human spread of bird flu has been documented in any country for more ...

California's public health department reported a possible case of bird flu in a child with mild respiratory symptoms on ...

Repeat bird flu testing four days later was negative ... Genetic tests of California farmworkers could reveal viral evolution ...

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 ...

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

Officials suspect wild migrating birds are likely to blame for the first known infection of a flock in Hawaii, which had been the last state in the country with no reported cases in poultry or wild ...

The H5N1 virus that infected a Canadian teen appears not to have spread, but it shows signs of mutation that makes flu ...

As H5N1 bird flu spreads among California dairy herds and southward-migrating birds, health officials announced Friday six ...

Meanwhile, Canadian health officials recently confirmed a case of bird flu in a British Columbia teenager, linking it to a ...

Poultry on a commercial farm in England have been infected with the bird flu virus, the U.K. government said Sunday. The H5N1 virus was found in kept birds in St. Ives, a seaside town in Cornwall. All ...

A teenager in British Columbia has become the first person in Canada to test positive for the deadly H5N1 bird flu. Health ...