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

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

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

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

The Berks County Conservation District is warning residents after West Nile virus was detected in Shillington and Reading, ...

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 ...

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

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

Denton County will conduct ground fogging near Argyle, Aubrey and Oak Point after more mosquito traps tested positive for ...

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

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