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.

Public health officials say two cases of West Nile virus have been confirmed in Northumberland County. The Haliburton, ...

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

A dead crow in Guelph tested positive for West Nile virus, indicating local presence of infected mosquitoes and urging ...

People infected with West Nile virus do not experience any symptoms in 4 out of 5 cases. One in five people experience a febrile, flu-like illness sometimes known as West Nile fever.

West Nile virus is spread by infected mosquito bites and can lead to flu-like symptoms and muscle aches. First discovered in 1937, it’s part of the same family of flaviviruses that humans can ...