Dengue hits the Americas hard and early

Puerto Rico has declared an epidemic as dengue cases surge

Mosquitos tested for dengue in Argentina
According to the Pan American Health Organization, more than 3.5 million cases of the mosquito-transmitted virus have been reported
(Image credit: Luis Robayo / AFP via Getty Images)

What happened

The Pan American Health Organization, the World Health Organization's regional offshoot, warned Thursday that dengue is walloping the Americas this year, with 3.5 million cases of the mosquito-borne virus and 1,000 deaths in three months, versus a record 4.5 million cases for all of 2023. Puerto Rico declared a dengue epidemic on Monday.

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Peter Weber, The Week US

Peter has worked as a news and culture writer and editor at The Week since the site's launch in 2008. He covers politics, world affairs, religion and cultural currents. His journalism career began as a copy editor at a financial newswire and has included editorial positions at The New York Times Magazine, Facts on File, and Oregon State University.