(WHTM) — Mosquitos with West Nile Virus have spread to more than half the counties in Pennsylvania, the state’s Department of Environmental Protection said. The virus spreads through mosquito ...

West Nile Virus has been detected in mosquito samples in western Massachusetts, with no human cases reported so far, but those over 50 are at higher risk of infection.

Cache County • Mosquitoes carrying West Nile virus have been detected in Cache County weeks earlier than usual, and health officials are encouraging residents to protect themselves from bites as ...

West Nile virus has been detected in mosquitoes in New York City, but no human cases have been reported in the city so far in 2025. Mosquitoes and their blood-sucking bites are more than just pesky.

What to know about West Nile virus after first human case detected in Illinois While some Chicago-area counties have reported mosquitoes testing positive so far this year, the first human case of ...

Because West Nile virus is potentially serious, officials monitor the human population, wildlife, and local mosquitoes for the infection. In 2024, 31 human cases were reported in Michigan.

West Nile Virus has been detected in mosquito samples in western Massachusetts, with no human cases reported so far, but those over 50 are at higher risk of infection.