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

More Allegheny County mosquito samples have tested positive for West Nile virus. The samples were collected in Allegheny Commons, Fineview, Garfield, Perry South, Morningside and the Hill ...

West Nile virus is primarily transmitted to humans via mosquito bites; it also affects birds and mammals like horses. [1] The virus is the leading cause of mosquito-transmitted disease in the ...

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

More mosquito samples in several Pittsburgh neighborhoods have tested positive for West Nile Virus.