Iowa officials have confirmed the state's first case of West Nile virus this year, prompting health warnings about mosquito activity.

Iowa officials have confirmed a case of West Nile Virus, the first in the state this year. The Iowa Department of Health and ...

A mosquito sample from Evansville has tested positive for West Nile Virus, marking the first case in Vanderburgh County this ...

The Iowa Department of Health and Human Services has reported the first positive case of West Nile virus of the year in an ...

The risk for West Nile virus is now considered "high" in 10 Massachusetts communities. See which cities and towns are on the ...