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

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

Mosquitoes carrying the West Nile virus have been detected in several parts of New York City. Health officials are now urging caution as mosquito season hits its peak.