Chicago reported three human cases of West Nile virus in the last month as city officials warn the risk of contracting the ...

The risk of West Nile virus in Chicago is considered “high,” as health officials say the area is experiencing “a higher proportion of mosquitoes testing positive for West Nile virus than usual.” ...

The Chicago Department of Public Health said all three patients started experiencing symptoms in late July or early August.

The patients range from 40 to 80 years old and reside on the Northwest and South sides. The patients’ symptoms began in late ...

Chicago public health officials on Tuesday confirmed the city's first three human cases of West Nile virus in 2025.

The Monroe County Health Department said the sample was collected by the department as part of its Mosquito Surveillance ...

The Choctaw Nation of Oklahoma, in collaboration with the U.S. Centers for Disease Control and Prevention and Oklahoma State ...