The risk for West Nile virus is high in 10 cities and towns in Massachusetts, including Boston, public health officials say.

The city is again planning to spray for mosquitoes, this time in west Fort Collins, where West Nile virus activity remains ...

Mosquitoes infected with the West Nile Virus are spreading to areas around the country. “West Nile virus is the most common ...

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New Orleans has confirmed a second case of neuroinvasive West Nile virus, with a third under investigation. Mosquito spraying begins tonight.

NEW ORLEANS — A second resident of Orleans Parish has been diagnosed with West Nile virus. The City of New Orleans said that ...

A third case of the West Nile virus has been reported in Shelby County, according to the Shelby County Health Department ...

West Nile virus cases are on the rise in North Dakota, with health officials confirming more mosquito-related infections ...

West Nile virus (WNV) has been the dominant cause of mosquito-borne illness in the United States since its introduction into ...

A human case of West Nile virus has been reported in an Oakland County resident – the second such case confirmed this year in Michigan.

MEMPHIS, Tenn. — A third human case of West Nile virus has been confirmed in Shelby County. The Shelby County Health ...

The Health Department of Northwest Michigan has confirmed a human case of West Nile virus in Emmet County. West Nile virus is ...