Costa Rica had 50,000 cases of dengue fever in 2013 but developers have created an app to help the government quickly reach infected areas
Each year 22,000 people die from dengue fever, many of them children. More than 100 million people contract it each year, almost entirely from carrier mosquitoes. About 2.5 billion people live in areas where dengue infection is a risk.
“The real problem with dengue is it occurs in an epidemic fashion, so it can paralyse healthcare systems when it comes through a big city, causing thousands of hospitalisations,” says Gavin Screaton, at Imperial College, London. The only prevention is mosquito repellent or spraying mosquito spawning areas.
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