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

Allegheny County Health Department officials announced mosquitoes collected in certain parts of the county earlier this month ...

Two mosquito test samples taken from Hyde Park and West Roxbury have tested positive for West Nile Virus, the Boston Public ...

Public health officials are warning residents after mosquito samples from two Boston neighborhoods have tested positive for ...

The Shasta Mosquito and Vector Control District (SMVCD) has confirmed the first mosquito sample to test positive for West ...

On the heels of Mobile County’s second case of the year of West Nile virus, health authorities reported Friday that ...

San Diego County is increasing mosquito spraying in La Mesa to counter West Nile virus. Treatments are scheduled early Monday ...

Oregon has no reports so far of people contracting the virus. But it's still wise to cover up and prevent bites, health officials say.

Two mosquito traps in Cache County - located in Trenton and Amalga - have tested positive for West Nile Virus, according to a press release from the Cache Mosquito Abatement ...

OHA: Mosquitoes test positive for West Nile virus in Malheur Co. MALHEUR COUNTY, Ore. (KPTV) - The Oregon Health Authority ...

On Thursday, the Metropolitan Mosquito Control District said they found mosquitoes in Anoka and Carver counties with West ...