Vaccinating more animals could help tamp down outbreaks like the bird flu infections that have hit Brazil's poultry trade ...

New cases of avian flu are being reported in Pennsylvania for the first time in nearly two months. According to the Centers for Disease Control, an outbreak ...

Phoenix, AZ – May 21, 2025 — A commercial poultry farm in Maricopa County has tested positive for Avian Influenza, according ...

Over a 14-month period, 70 people in the US were confirmed to have bird flu. But since early February, the number of new ...

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

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 puzzling halt in reported human bird flu cases has prompted health officials to renew calls for vigilance, even as ...

The CDC says bird flu is a disease caused by avian influenza A viruses (H5N1) that usually spread between birds, not people. It occurs naturally among wild aquatic birds. It's very contagious ...