Share on Pinterest The transmission of a new strain of the H5N1 bird flu to herds of dairy cows has raised concerns over how the virus is mutating. Andrew Fox/Getty Images A new strain of bird flu has ...

H5N1 bird flu is branching out. New data from the Centers for Disease Control and Prevention indicates that a second type of H5N1 has likely spread from dairy cows to humans. The CDC and health ...

WASHINGTON — When traces of H5N1 bird flu showed up in cow’s milk last year, it raised fears that the virus could become more infectious to humans. So far, that hasn’t happened, virologist Richard ...

At least four cattle herds in Nevada have tested positive for a strain of H5N1 bird flu never before seen in cows, state agriculture officials confirmed Wednesday, and respiratory symptoms like ...

Sales of raw milk appear to be on the rise, despite years of warnings about the health risks of drinking the unpasteurized products — and an outbreak of bird flu in dairy cows. Since March 25, when ...

The U.S. Department of Agriculture (USDA) on Wednesday confirmed the detection of avian influenza in dairy cattle in Nevada, marking the second strain found in cows since last March. Newsweek has ...

The variant of bird flu that killed a Louisiana resident has now been found in dairy cows. Until now, the human cases of bird flu traced to cattle have been mild, mostly eye infections. But the U.S.