H5N1 avian influenza, more commonly known as bird flu, has infected more than 100 million birds in the U.S. and almost 500 ...

Cases of H5N1 bird flu in U.S. dairy and poultry workers have largely been mild. However, a new case in a British Columbia ...

Health officials began providing the safety gear long before the first human case in California was announced in October.

As avian flu spreads in California dairies, new CDC study finds evidence of prior infection in people who felt healthy.

Canada has detected its first presumptive case of H5 bird flu in a person, a teenager in the western province of British ...

France has stepped up its bird flu risk assessment to 'high' from 'moderate', it said on Friday in a decree that will trigger ...

Health Canada has authorized three influenza vaccines that could be used if bird flu became a pandemic, the agency says.

Experts and health authorities say that while the risk of human infection with the H5N1 strain of avian influenza remains low ...

There are no indications that H5N1 bird flu would spark a pandemic, but experts urged preparedness including stockpiling vaccines and using wastewater testing.

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

Some rural Kansas counties are offering free flu vaccines targeting farm workers amid an ongoing nationwide bird flu outbreak ...

Pfizer and Moderna are hustling to develop an mRNA bird flu vaccine, the same technology used in the companies' respective ...