Peru is battling the worst dengue outbreak in its recorded history, with more than 140,000 registered cases so far this year, and more than 200 people believed to have died from complications related to infections.
Dengue is prevalent throughout Peru, particularly in lower altitudes, though cases typically drop off as the weather becomes drier.
But not this year.
The rainy weather that allows mosquito populations to breed — in pools, puddles and any standing water — hasn’t let up thanks, in part, to El Niño — the natural, recurring phenomenon that brings warm conditions to the eastern Pacific Ocean and disrupts weather patterns around the world.
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