Federal scientists are closely studying H5N1 genetic sequences from California dairy workers in search of any dangerous ...

Antibody blood test results expected later this month may help answer a crucial question: Is there human-to-human ...

The Centers for Disease Control and Prevention should have results later this month that provide more insight into how a ...

Federal officials plan to double the stockpile of emergency bird flu vaccines as they identify more people infected with the ...

The companies will use the funds to fill vials and pre-filled syringes with stockpiled vaccine ingredients, aimed at raising ...

Both patients were dairy workers whose illnesses were mild. Investigators are continuing to evaluate the contacts of a ...

A routine flu screening in late summer found the H5N1 virus in a Missouri patient. Unlike the other reported cases of avian ...

Across the U.S., more than 250 dairy herds have been infected in 14 states since the outbreak of H5N1 avian influenza was confirmed in March. Avian influenza has been spreading in wild and domestic ...

As an outbreak of bird flu among dairy cows continues to spread in the United States, two more cases have been reported in ...

The blood samples arrived at the CDC during the week of Sept. 30, the Washington Post said. Results are reportedly not ...

Two individuals have been diagnosed after separate exposures to infected dairy cows, raising the nationwide total of human cases to 16.

California, the biggest U.S. milk-producing state, on Thursday confirmed two human cases of bird flu in people who had ...