Health officials are concerned about West Nile virus. Mosquitoes in Joliet and Chicago tested positive. The Illinois ...

Officials say West Nile virus​ is surging earlier than usual in mosquito populations in the Twin Cities metro​.

A batch of mosquitoes in Manchester has tested positive for west Nile virus, city health officials said Thursday.

Centre County officials confirmed that West Nile Virus was found in mosquitoes tested from two different townships. According ...

What is West Nile virus? Symptoms and advice after deaths in Italy - There have been 32 confirmed cases of the virus in Italy so far this year ...

DUPAGE COUNTY, Ill. (WLS) -- DuPage County has reported its first human case of West Nile Virus this season. The case ...

West Nile virus (WNV) has been detected in mosquito samples collected across Northumberland County, environmental officials ...