As 2024 comes to a close, chikungunya virus (CHIKV) outbreaks have become prevalent in many tropical regions, particularly in Africa, South America, and Southeast Asia.
For the first time, the World Health Organization confirmed mosquito-transmitted CHIKV outbreaks have been identified in 115 countries, many located in the Region of the Americas.
As of December 19, 2024, the Pan American Health Organization reported over 421,000 CHIKV cases and 211 related fatalities in the Americas this year.
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