dengue fever dengue fever

A girl is vaccinated against dengue as part of a public immunization program for children in the Philippines. The program was suspended after the company raised safety concerns about the vaccination. Dondi Tawatao/Getty Images hide caption

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Dondi Tawatao/Getty Images

Monsoon rains flooded Mumbai in August 2017. Aedes aegypti mosquitoes can spread diseases like dengue fever. Drought has affected the health of Somalians. (From left) Punit Paranjpe/AFP/Getty Images; Christophe Simon/AFP/Getty Images; Arif Hudaverdi Yaman/Anadolu Agency/Getty Images hide caption

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(From left) Punit Paranjpe/AFP/Getty Images; Christophe Simon/AFP/Getty Images; Arif Hudaverdi Yaman/Anadolu Agency/Getty Images

How Climate Change Is Already Affecting Health, Spreading Disease

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A common house mosquito (Culex pipiens) is about to sink her six-weaponed proboscis into a human arm. This type transmits West Nile virus by biting infected birds, then biting humans. Josh Cassidy/KQED hide caption

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Josh Cassidy/KQED

Mosquito larvae fill the cup of stale water that entomologist Luis Hernandez dips from a stack of old tires in a suburb of San Juan, Puerto Rico. Greg Allen/NPR hide caption

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Greg Allen/NPR

Puerto Rico Races To Stop Zika's Mosquitoes Before Rains Begin

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Previous experience with dengue outbreaks in Puerto Rico has shown that even small amounts of standing water — as in the vases of cemeteries — can serve as breeding areas for the mosquitoes that carry dengue and Zika. Pan American Health Organization/Flickr hide caption

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Pan American Health Organization/Flickr

With CDC Help, Puerto Rico Aims To Get Ahead Of Zika

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Why Scientists Hope To Inject Some People With Zika Virus

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While some scientists seek ways to stop the spread of Zika by mosquitoes, others have received new funding from the National Institutes of Health to track the genes and habits of the virus itself. Felipe Dana/AP hide caption

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Felipe Dana/AP

Virus Profilers Race To Figure Out What Makes Zika Tick

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The dengue virus has an icosahedral shape, similar to the pattern on a soccer ball. Antibodies stop the virus by binding to its surface. Laguna Design/Science Source hide caption

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Laguna Design/Science Source

Kevin Flores, 11, remains under a mosquito net while being treated for dengue fever at La Mascota hospital in Managua, Nicaragua, last fall. Inti Ocon/AFP/Getty Images hide caption

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Inti Ocon/AFP/Getty Images