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

A child ill with fever and conjunctivitis in San Francisco tested positive for bird flu but had no known source of ...

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

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

On Thursday, the U.S. Centers for Disease Control and Prevention confirmed another case of avian influenza A(H5N1), or bird ...

Health officials in San Francisco announced Friday that they are investigating a presumptive case of H5N1 bird flu that was ...

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

SAN FRANCISCO -- The CDC has confirmed the positive bird flu case in a child in San Francisco. City health officials first reported on a presumptive case in a child on Jan. 10 and continue to ...

A child in San Francisco was recently confirmed to be the third human case of bird flu in the United States in which it's ...

A child in California is presumed to have H5N1 bird flu, according to the San Francisco Department of Public Health. Experts ...

The CDC is monitoring developments closely because the United States is in the middle of flu season. With more patients ...