A new variant of the bird flu has infected a dairy worker in Nevada marking the state's first human case of the H5N1 avian ...

This article originally appeared on USA TODAY: New bird flu variant found in dairy cattle. Can H5N1 be transmitted to humans?

A second type of bird flu has been found in U.S. dairy cows for the first time, the U.S. Department of Agriculture (USDA) announced on Wednesday. Until recently, all dairy herd detections in the U.S.

Bird flu cases are increasing, and a new review suggests the virus might spread between people without causing symptoms. But with limited surveillance and major gaps in data and reporting, the scope ...