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

The genetic sequence of the H5N1 bird flu virus that infected a teenager in British Columbia shows that the virus had undergone mutational changes that would make it easier for that version of H5N1 to ...

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 ...

Reports this week of a teen in British Columbia who tested positive for H5 avian influenza has renewed attention on the virus ...

With migratory waterfowl back for the cold seasons, Oregon is the first state to report new spike in avian flu detections ...

Farm Forward Executive Director Andrew deCoriolis shares insight into how bird flu reaches humans and companion animals.

Health officials have announced six more H5N1 bird flu infections in humans: five in California and the first known case in ...

There have been dozens of confirmed human cases of bird flu in the U.S. this year. Experts discuss the symptoms, risks and ...

It’s been nearly eight months since avian flu was first detected in US dairy herds, and cases in both cows and humans ...

The World Health Organization voiced alarm at the growing spread of H5N1 bird flu to new species, including humans, who face an ‘extraordinarily high’ mortality rate. Hong Kong should test for ...

In 2023, a highly pathogenic bird flu leapt to seals in South America, killing some 17,000 elephant seal pups (about 97 ...