Amid rising cases of mpox and other viruses, a Missouri resident is reported to have the bird flu. This is the first person in the United States to come into contact with avian influenza or bird flu.

An extensive look at wastewater samples taken across the United States from May to July found traces of the H5N1 bird flu popping up -- but only in areas populated by farm animals.

Federal officials are still trying to determine how a Missouri resident with no known exposure to bird flu, contracted the virus.

San Diego County is now the fifth location in California to detect the bird flu, county officials announced Monday. San Diego County reports though there are no confirmed human cases, the H5 influenza virus — commonly known as the bird flu — was detected in wastewater in San Diego County during testing on Sept.

In a case that continues to confound scientists, U.S. health officials said Thursday that they still don't know how a Missouri patient

Genetic analysis of a bird flu virus detected in a person in Missouri who didn’t previously have contact with animals offers more details on the case, but experts say there isn’t substantial evidence

Last week, a person in Missouri was infected with bird flu despite not having any exposure to animals. The state’s health department said the individual recovered from their illness but that a household contact of the patient had become ill with similar symptoms on the same day.