"Yarraman flu is a virus quickly infecting the U.S. .…" The mock announcement was enough to make readers worry. But when the name of the hypothetical illness was changed to "horse flu", the news ...

The CDC and state health department revealed on Thursday that a farmworker in Michigan has tested positive for bird flu, making this the third human case connected to a dairy epidemic. Researchers are ...

This story was updated with new information from the CDC. U.S. influenza infections are at or near their highest levels in at least 15 years and are still rising, according to the latest data from the ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The United States is in the grip of an aggressive winter flu season, ...

Scientists are still trying to understand exactly how a virulent bird flu is spreading through farms in the United States, but one pattern is clear: poultry and cows risk exposure to sick wild birds ...