The rapid spread of H5N1 from wild birds to mammals, and even humans, is raising the stakes in the fight against avian influenza. As experts warn of the virus’s pandemic potential, global action on ...

This year's flu season is turning out to be brutal. As a new variant known as subclade K spreads rapidly, a study out today offers clues as to how to avoid the annual sickness. Researchers from ...

The antiviral baloxavir significantly reduced household transmission of influenza compared with placebo. The drug showed consistent effects across age groups, virus types, and countries, with no new ...