The risk for West Nile virus is high in 10 cities and towns in Massachusetts, including Boston, public health officials say.

Chicago public health officials on Tuesday confirmed the city's first three human cases of West Nile virus in 2025.

Local health officials say Chicago has reached a “high risk” level of the West Nile virus because mosquitoes are testing ...

Mosquitoes in the cities of North Richland Hills and Lancaster tested positive for West Nile Virus this week. Health ...

The Salt Lake County Health Department (SLCoHD) announced the first human case of West Nile virus in the state this year.

Louisiana’s first human case of West Nile in Orleans Parish comes as mosquito activity climbs, with 10 others infected ...

The Iowa Department of Health and Human Services (HHS) has reported the first West Nile virus infection of 2025.

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

A West Nile virus case has been confirmed in Iowa, according to the Iowa Department of Health and Human services.

West Nile Virus has shown up in nearly every area around Massachusetts this summer, with 181 mosquito samples have testing ...

The Salt Lake County Health Department on Thursday announced Utah’s first human case of West Nile virus for 2025. The ...