The Centers for Disease Control and Prevention has confirmed the first child in the United States contracted avian influenza H5 virus infection. On Tuesday, the California Department of Public Health reported the child in Alameda County tested positive for bird flu,

The infection brings the reported number of U.S. bird flu cases this year to 55, including 29 in California, the CDC said. Most were farmworkers who tested positive with mild symptoms. One exception was an adult in Missouri who did not work at a farm and ...

A California child was confirmed to be the first U.S. child to become infected with bird flu, the U.S. Centers for Disease Control and Prevention announced Friday.