We are now in the peak time for transmission of mosquito-borne disease to people and it is important for people to know that so they can take steps to protect themselves.” The post The risk for West Nile virus is now high in 10 Mass.

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.

State health officials have reported Colorado's third death from West Nile virus this year. According to the Colorado Department of Public Health and Environment (CDPHE), three people affected by the virus have died in 2025. Ten people have required hospitalization.