Event Brief
WHO urges caution as West Nile virus spreads in Europe
Filed: Jul 24, 2026 at 8:10 AM ET
Summary: WHO warns to strengthen mosquito surveillance as locally transmitted West Nile cases are reported in multiple European countries.
WHO: World Health Organization (WHO)
WHAT: WHO urges caution and calls for strengthening mosquito surveillance amid locally transmitted West Nile virus cases.
WHEN: Jul 24, 2026 at 6:21 AM ET
WHERE: Europe
WHY: Locally transmitted West Nile virus cases have been reported in Greece, Italy, Spain, Romania, and North Macedonia.
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