The Massachusetts Department of Public Health raised the risk level for West Nile Virus to high in many communities, urging residents to protect against the mosquito-borne disease.

The risk level for West Nile virus in Boston has been raised to high, the Boston Public Health Commission said Wednesday.

A third mosquito pool has tested positive for West Nile virus within Hamilton County Public Health’s jurisdiction. Health officials noted HCPH jurisdiction does not include Cincinnati, Norwood, ...

The Town of Plymouth announced on Wednesday, August 13th, that West Nile virus has been detected in mosquitoes in Plymouth ...

Chicago reports its first three human cases of West Nile virus in 2025, with an early state case and citywide spraying ...

Mosquito season begins in the summer and ends in the fall. Health officials offer tips prevent breeding in your yard.

Officials of the Boston Public Health Commission (BPHC) are urging residents to take precautions as the risk level of ...

The Knox County Health Department announced that West Nile Virus has been detected in mosquitoes within the county.

Cumberland County tackles recent positive West Nile Virus samples with evening mosquito spraying in 12 municipalities.

The Knox County Health Department reported reported 2025’s first two cases of La Crosse, a virus spread by mosquitos last ...

More rain could bring more mosquitoes; How the Chesapeake Mosquito Control Commission is controlling the population ...