When you buy through links on our articles, Future and its syndication partners may earn a commission. "The flu," or seasonal influenza, is caused by influenza viruses, like those pictured above. | ...

In a breakthrough for influenza research, scientists have discovered immune cells that can recognize influenza (flu) viruses even as they mutate, raising hopes for a longer-lasting vaccine and a ...

A mess cook's sick call visit at Camp Funston became the first recorded military case of an outbreak that killed more U.S. soldiers than the Germans did in WWI.

Add Yahoo as a preferred source to see more of our stories on Google. Although researchers continue to debate the exact location where the pandemic began, there is no credible evidence that anything ...