Brazil's government has asked China to restrict its embargo on chicken imports to products just from the city of Montenegro, ...

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

Brazilian authorities hope to determine by Tuesday whether a confirmed outbreak of highly pathogenic avian influenza among ...

During a call with U.S. doctors this month, one CDC official noted that there is a seasonality to bird flu: Cases peak in the ...

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

Bird flu is continuing to spread in animals across the U.S. Here's what you need to know about the current situation.

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.