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Record number of West Nile virus cases since 2004, CDC warns ahead of holiday weekend
ABC News - Breaking News, Latest News and Videos • • health
Key Points:
- The CDC has reported a record 48 West Nile virus cases so far this year, compared to the usual average of 10 by the end of June, marking the highest mid-year count since 2004.
- At least 23 states are currently reporting West Nile virus activity, the most recorded in a decade, raising concerns ahead of the Fourth of July holiday when outdoor gatherings increase.
- West Nile virus is the leading mosquito-borne disease in the U.S., with several thousand cases and over 100 deaths annually; since 1999, it has caused more than 3,300 deaths nationwide.
- Symptoms occur in about 20% of infected individuals and can include fever, headache, and body aches, while fewer than 1% develop severe neurological illness, especially among older adults and those with certain medical conditions.
- The CDC urges Americans to take precautions against mosquito bites as cases typically peak between June and October, with most severe cases linked to age, underlying health issues, and weakened immune systems.
