Toronto Public Health has confirmed some mosquitos in the city have tested positive for West Nile virus, but say the risk of ...

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Health officials will continue to monitor for signs of West Nile activity and urge residents to remain vigilant throughout the summer.

A Coloradan named James Martinez has been in the ICU for a week with West Nile virus after being bitten by a mosquito. His ...

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 ...

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

Mosquitos caught in trap sites in Oshawa have tested positive for West Nile virus, the second positive test in Durham Region ...

NEW YORK, New York (WABC) -- In the past two weeks, West Nile virus has been detected in mosquitoes in Staten Island, the Bronx, Queens, Brooklyn, according to the New York City Health Department. On ...