Two mosquito samples collected in Hyde Park and West Roxbury tested positive for West Nile Virus— the first positive samples ...

Mosquito samples collected in six areas in Allegheny County have tested positive for West Nile Virus, according to the county ...

Mosquitoes carrying the West Nile virus have been identified in Oregon for the first time this year, according to the Oregon Health Authority.

By Patrick Damp Click here for updates on this story Allegheny County (KDKA) -- On Friday evening, the Allegheny County Health ...

West Nile, a sometimes-severe virus transmitted through bites from infected mosquitoes, is on the rise across the country.

An Arizona resident has died from pneumonic plague, a rare but highly dangerous lung infection, Coconino County health ...

Gov. Greg Abbott said Sunday he’s likely to instruct the Texas Legislature to investigate early warning systems and other ...