outbreaks of Oropouche virus have flared up in the Amazon for decades, but historically the pathogen has little troubled the rest of the world. But this seems to be changing. In 2024, the virus showed that it can travel.
Most of this year’s 11,000-plus cases occurred in Brazil and Peru, where the virus is an old acquaintance, but it has also been found in 2024 in Bolivia, Colombia, Ecuador, Guyana, Panama, and Cuba—the latter reporting 603 cases as well as in-country transmission for the first time. Infected travelers also transported the virus to North America and Europe: This year it was found twice in Canada and 94 times in the