The H5N1 avian flu is circulating in cows and other mammals. Whether it will make a permanent leap to humans is another ...

H5N1 avian influenza has long been a concerning virus. Since its discovery in 1996 in waterfowl, bird flu has occasionally ...

Bird flu was nearly everywhere in the U.S.—in chickens, cows, pet cats and even humans. Cases have gone down, but experts ...

For months, bird flu was seemingly everywhere in the U.S.: news headlines reported the highly pathogenic H5N1 avian influenza ...

New versions of the H5N1 virus are increasingly adept at spreading. Suggestions to either let it rip in poultry or vaccinate the birds could backfire.

According to the CDC, there has been a decline in animal infections and no reports of human cases since February.

“Given that some lactating cows’ “steal milk” through self-nursing or mutual-nursing, they speculated that “mouth-to-teat” ...

The bird flu that’s been making news in the United States is a virus called H5N1. Some flu viruses carried by birds cause only mild infections and are classified as low-pathogenic viruses.

There are currently no documented cases of human to human transmission of bird flu, also known as avian flu H5N1, though there is concern that the virus, which has spread among farm cows in the US ...

Although health officials say the risk of H5N1 bird flu infection is still low for the general population, they announced on Monday a $5-million plan to offer seasonal flu vaccine to livestock ...

USDA milk testing shows different strain of H5N1 bird flu in Nevada dairy herds. But alone, they dismiss an outsized advantage we possess over bird flu — one that is greater, arguably, than our ...

Avian influenza, or bird flu, is a broad term that refers to several types of influenza that normally infect birds. The bird flu that’s been making news in the United States is a virus called H5N1.