Starting Monday, New York City's Health Department will spray mosquito pesticides in parts of the Bronx and Staten Island to reduce the risk of West Nile virus. Trucks will spray pesticides in ...

West Nile virus is surging in the Twin Cities with a sharp rise in Culex tarsalis mosquitoes. Learn how you can protect ...

Utah County Health Department confirmed the season’s first mosquito pool to test positive for West Nile Virus, with the sample collected near Lake Shore, Utah.

The Greater Los Angeles County Vector Control District, a public health agency that monitors mosquitoes, found 11 samples positive for the West Nile virus. Mos ...

West Nile virus cases are rising across the United States. Public health officials are reporting more infections than usual. The virus spreads through mosquito bites. Most people do not show symptoms.