Bird flu is a disease caused by avian influenza A viruses, according to the CDC. The virus mostly spreads between birds and ...

The CDC is calling for expanded testing of bird flu after a child in California tested positive for the virus despite no ...

The Centers for Disease Control and Prevention says hospitals treating people for the flu should test them for avian ...

Public health officials have confirmed a San Francisco child is the second pediatric case of bird flu in the U.S. According ...

The CDC has confirmed a positive bird flu case in a child in San Francisco, the second juvenile case of H5N1 in the country.