13 Illinois counties report early West Nile virus in mosquitoes and birds due to milder winter and spring.

13 Illinois counties report West Nile virus in mosquitoes and birds, with first cases found two weeks earlier than usual due to milder winter and spring. Although no human cases have been reported, last year saw 119 human cases and six human deaths. The Illinois Department of Public Health advises residents to reduce exposures, use insect repellent, and report any standing water where mosquitoes can breed.

June 18, 2024
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