Health officials are making a renewed call for vigilance against bird flu​, but some experts are puzzling over why reports of ...

As bird flu sweeps across US poultry and cattle farms, researchers are racing to find ways to contain the outbreaks before ...

As bird flu sweeps across US poultry and cattle farms, researchers are racing to find ways to contain the outbreaks before ...

Outbreaks of bird flu in mammals more than doubled across the world last year, raising the risk that the virus could ...

The Gs/Gd lineage of highly pathogenic H5 avian influenza viruses—including H5N1—has rapidly evolved, spreading globally and ...

The first major global review of bird flu in cats reveals an emerging threat of a potential human pandemic. Spring is here, ...

The H5N1 bird flu has been spreading widely among wild ... It’s unlikely that a severe human infection, requiring hospitalization, would go unnoticed, said Michael Osterholm, a University ...

The H5N1 bird flu has been spreading widely among wild ... It's unlikely that a severe human infection, requiring hospitalization, would go unnoticed, said Michael Osterholm, a University of ...

How dangerous is it? Where did it come from? H5N1 influenza’s origins stretch back to the 1990s, and key events paved the way ...

The most recent infections confirmed by the Centers for Disease Control and Prevention were in early February.