The Chicago Department of Public Health announced on Friday that the first batch of mosquitoes that tested positive for the ...

At least 16 counties across the state have had cases of West Nile Virus in birds, mosquitoes and horses, though no human ...

Health officials in Chicago confirmed Friday that mosquitoes in the city have tested positive for West Nile virus for the ...

Mosquitoes with West Nile Virus have been found in Niles. It's the first time for that suburb this year, officials said.

The DuPage County and McHenry County health departments confirmed that mosquitoes tested positive for West Nile virus for the first time this year. The mosquitoes tested in McHenry County for the ...

A mosquito pool in Tazewell County, Illinois was recently tested positive for West Nile Virus, with officials urging residents to follow the “3 R’s for Protecting Against ...

Most people exposed to the virus do not develop symptoms, though illness typically occurs two to 14 days after the bite of an ...

The Peoria City/County Health Department is urging residents to take protective measures to prevent the spread of West Nile ...

Mosquitoes in DuPage County also recently tested positive for the West Nile Virus. The infected mosquito batches were collected in Roselle, Medinah, Clarendon Hills and Burr Ridge, Illinois health ...