Mosquitos in York, Halton regions test positive for West Nile virus
Public health officials in Toronto, York, and Halton regions have confirmed the presence of West Nile virus in local mosquito populations. Residents are advised to take precautions against bites as the virus can cause severe illness in vulnerable individuals.
Why it matters
Public health surveillance is critical for preventing the spread of vector-borne diseases during peak summer months.
The batch is the first in Toronto to test positive for the virus this year, the public health unit said in a news release Friday. The virus is transmitted to people through the bite of an infected mosquito.
Public health advisory reporting based on official data.
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