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Home > Health Topics > West Nile Virus > Insect Repellents

Prevention & Insect Repellents

Limit the amount of time spent outdoors at dawn and dusk, or at other times when mosquitoes are active. Particularly during mosquito season, May to October. Wear long-sleeved shirts and long pants when outdoors.



Content provided by the Public Health Division of Contra Costa Health Services.

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