Mosquitoes in a Butler County community have tested positive for West Nile virus. The Mercer County Conservation District ...

Philadelphia health officials are warning residents after West Nile virus was found in mosquitoes in Northeast Philadelphia ...

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 ...

City health officials instructed Philadelphia medical providers to check patients for West Nile virus and other ...

Mosquitoes infected with the West Nile virus have been detected in multiple boroughs, according to the New York City Health ...

West Nile virus is a viral disease that is transmitted by mosquitoes. The virus is a member of the Flaviviruses, which also ...

In the past two weeks, mosquitoes carrying West Nile virus were detected in nine of 12 Staten Island ZIP codes, according to ...

Bucks County Health Department plans to spray insecticide to reduce mosquito populations and West Nile virus risk.

First West Nile virus-positive mosquito pool found in Philadelphia near Pennypack Park. Health officials anticipate more cases, but no human infections reported ...

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

A batch of mosquitoes in St. Louis County tested positive for West Nile virus, the first time the disease has appeared in the ...

Bay State health officials are reporting the first confirmed case of West Nile virus in an animal this year, as people are ...