Until last week, all bird flu in dairy herds had been identified as the B3.13 variant, which was believed to have come from ...

For the first time since 1952, publication of the CDC's Morbidity and Mortality Weekly Report was halted. It returned on Feb.

The discovery of bird flu in the San Mateo backyard flock prompted health officials to remind people to take biosecurity ...

A version of the H5N1 virus that has killed one person and severely sickened another has been detected in milk samples ...

Cows in Nevada have been infected with a strain of H5N1 bird flu different from the strain detected in all other herds to ...

State officials say the highly pathogenic avian influenza – more commonly known as bird flu – is widespread in much of the ...

Bird flu is widespread in wild birds worldwide and is causing outbreaks in poultry and dairy cows with several recent human ...

While the H5N1 bird flu keep spreading, the first reported H5N9 outbreak in the United States has been identified on a duck ...

A recent study conducted on human A(H5N1) cases in the United States found that conjunctivitis was the primary symptom ...

Over the past week, a series of developments have reaffirmed the imminent danger of an H5N1 “bird flu” pandemic, for which ...

The California duck farm's strain of H5N9 is different from those earlier cases because this time it is closely related to a ...

The progression of the species-jumping disease has been unprecedented, including the first-ever U.S. cases of infections in ...