PAHO Warns of Dengue Outbreak Risk as DENV-3 Spreads in the Americas
In 2024, cases of the mosquito-borne viral disease dengue hit historic highs throughout the Americas. The virus remains a threat in 2025, with more than 477 000 suspected cases already reported in the region as of February 20. The Pan American Health Organization (PAHO) also has issued an epidemiological alert based on growing circulation of 1 of dengue’s 4 distinct serotypes, DENV-3, in the region.
In 2024, cases of the mosquito-borne viral disease dengue hit historic highs throughout the Americas. The virus remains a threat in 2025, with more than 477 000 suspected cases already reported in the region as of February 20. The Pan American Health Organization (PAHO) also has issued an epidemiological alert based on growing circulation of 1 of dengue’s 4 distinct serotypes, DENV-3, in the region.
