A child in Alameda County with mild upper respiratory symptoms tested positive for avian flu, the Alameda County Public ...

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

California health officials have identified a possible bird flu case in a child who was tested for mild upper respiratory ...

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.

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 ...

As a virus scientist in South Africa, I’ve been watching with dread as H5N1 bird flu spreads among animals in the United ...

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

Avian influenza H5N1 infection in humans has spread to seven U.S. states, growing from 46 cases last week to 52 cases this week.

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 ...

California public health officials are dipping into state and federal stockpiles to equip up to 10,000 farmworkers with masks ...

Following an absence of 15 months, the H5N1 HPAI virus has been detected again in the far west of Asia in the Republic of ...