On Friday evening, the Allegheny County Health Department announced that West Nile Virus had been found in mosquito samples ...

Get out the bug spray and be mindful about covering up at dusk and dawn. Mosquitoes infected with West Nile Virus have been ...

As species like Culex mosquitoes expand into new areas, their longer lifespans and faster viral incubation times give them ...

Mosquitoes collected by the Allegheny County Health Department tested positive for West Nile virus in six areas Tuesday.

Columbia, Greenville and Myrtle Beach made one list of top U.S. mosquito cities. None appeared on another. Officials say that ...

Mosquitos in six neighborhoods in Allegheny County have tested positive for West Nile Virus. The Allegheny County Department ...

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 ...

Philadelphia health officials warn of West Nile virus in local mosquitoes, urging residents and medical professionals to take ...

Allegheny County Health Department officials announced mosquitoes collected in certain parts of the county earlier this month tested positive for West Nile virus. Samples found to have the virus were ...

James Martinez's family said his condition is improving in ICU – he is one of two human cases of West Nile virus confirmed in ...