LASALLE COUNTY, Ill. (WLS) -- Mosquitoes with West Nile Virus have been found in LaSalle County, health officials said. The batch of insects was collected on Tuesday in Marseilles, Illinois, and ...

Most people who get it don’t have symptoms, but in some cases it can lead to “major neurologic complications,” according to health officials.

The Egyptian Health Department confirmed positive batches of the West Nile virus in Gallatin and Saline Counties.

A batch of mosquitoes in St. Louis County tested positive for West Nile virus, the first time the disease has appeared in the ...

Last year saw 69 cases across the state, including six in Lake County, according to data from the Illinois Department of ...

Health officials in Lake County, Illinois, have confirmed the county’s first human case of West Nile Virus (WNV) this year.

The Lake County Health Department reported the first human case of West Nile virus in Lake County for the year. The infected resident is in their 70s and became sick in early July, health officials ...

Illinois confirms first 2025 human case of West Nile virus The case this year is the earliest detection in nearly a decade. The virus carried by mosquitoes poses the greatest risk to people over ...

Illinois has also had nine nonfatal cases of West Nile virus so far this year, mostly in Cook County.

CHICAGO (WMBD) — The Illinois Department of Public Health announced the first person who has died as a result of the West West Nile in the state this year. According to an IDPH news release, the ...