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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Reliance on individual dairy farmers to help track the spread of avian flu is leaving the federal government without the data ...

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.

Dairy cows feed at a dairy farm near Corcoran, Calif. Seven out of 10 herds that have been found to be infected with avian flu are in the state. Avian flu, highly contagious and damaging to poultry ...

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 ...

A study published Monday provides new evidence that the H5N1 virus currently causing an outbreak of bird flu in U.S. dairy cattle may be adapted to better infecting humans than other circulating ...

A fourth person in the United States has tested positive for H5 bird flu in connection to an ongoing outbreak among dairy cattle across the country. The Colorado Department of Public Health and ...

The Centers for Disease Control and Prevention (CDC) reported on Wednesday the fourth human case of bird flu linked to the ongoing dairy cow outbreak in the country, marking the first such case ...

Six dairy herds in Nevada have tested positive for a newer variant of the H5N1 bird flu virus that’s been associated with severe infections in humans, according to the Nevada Department of Agriculture ...