West Nile fever in USA and Canada

In the USA, 48 states and the District of Columbia have reported a slight increase in the number of cases of West Nile virus. The total for the year is now 1,462 cases with 72 deaths. California and Texas continue to report most of the cases.

In Canada, there have been 44 cases, most of whom were reported by Ontario and Quebec.

Visit our Health Library for more information on exposure to and the prevention of West Nile Fever.

Advice For Travellers

Since there is no vaccine or treatment for West Nile fever, travellers to areas where this virus has been found can reduce their risk of exposure by taking all necessary precautions to avoid mosquito bites.

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