Genetic analysis suggests the bird flu virus has the capacity to mutate in ways that could make it more transmissible to ...

Gavin Newsom declared a state of emergency on Wed. in response to the bird flu outbreak affecting dairy herds. Find out more about the rising cases, its symptoms, and other details below. California ...

A backyard flock in Vermont was sickened with H5N1, agricultural officials said on Thursday, following other reports of bird ...

Northwest Naturals says a batch of Feline Turkey Recipe tested positive for bird flu. One cat has died in connection with the ...

The ongoing spread of bird flu in the United States has alarmed experts -- not just because of human cases causing severe ...

The agency, in its latest update released Thursday, said the mutations were not found in samples taken from wild birds, ...

Samples from a hospitalized patient in Louisiana show changes that could make the H5N1 virus spread more easily between ...

Scientists are issuing warnings after a bird flu patient showed mutations that could increase the transmission of the virus.

The Centers for Disease Control and Prevention (CDC) has identified mutations in the H5N1 bird flu virus that may increase ...

The CDC stressed there has been no known transmission of the virus from the Louisiana patient to anyone else. The agency said ...

Although human infections in the United States have been rare, according to the CDC, bird flu has infected 60 people since April. Bird flu is a disease caused by a family of flu viruses primarily ...

The department is coordinating with the Centers for Disease Control and Prevention (CDC) on the epidemiologic ... which are suspected to have been infected with H5N1. H5N1 is a type of influenza ...