The H5N1 bird flu appears to be stampeding through dairy farms in California, the country's largest milk producer. Over the ...

The latest human case of bird flu in the U.S. occurred in a patient with no reported exposure to affected animals, sparking ...

Oseltamivir has a controversial past. Governments around the world have spent billions of dollars to stockpile the drug since ...

The H5N1 bird flu has been spreading widely among wild birds, poultry, cows and a growing number of other animals NBC ...

A third close contact of a patient in Missouri who was hospitalized with H5N1 bird flu has reported that they also ...

The mandatory testing comes as the total number of infected herds in California has risen to 17. Nationally, officials have ...

The world is watching how the U.S. is responding to the H5N1 bird flu outbreak in dairy cattle, a top WHO official said.

A second health worker who cared for a person hospitalized in Missouri with H5N1 bird flu developed mild respiratory symptoms ...

An extensive look at wastewater samples taken across the United States from May to July found traces of the H5N1 bird flu ...

Three more California dairy herds have been infected with H5N1 bird flu. A new case of human infection has also been reported ...

Why it matters: California now accounts for all but two of the nation’s recent H5N1 bird flu outbreaks in livestock over the ...

By way of example and contemporary relevance to the dangers posed by the H5N1 bird flu virus, measles was brought into human ...