Palestinian girls read the Koran at a camp in Gaza City, June 2012. In poor countries, boys are 20 percent more likely than girls to enroll in school, UNICEF says.
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A vendor sells chickens at the Kowloon City Market in Hong Kong last month. As a precautionary measure against the deadly H7N9 virus, Hong Kong has temporarily stopped importing poultry from mainland farms.
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The U.K. has plenty of fresh produce available, such as these vegetables on display at a garden show in Southport, England. But these healthy options cost more in the U.K. than in any other country in Western Europe.
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Neonatal nurse Florence Mwenifumbo monitors a newborn receiving bubble CPAP treatment in Blantyre, Malawi. The device was developed by students at Rice University in Houston.
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Government workers exercise at their office in Mexico City, August 2013. To counter the obesity epidemic, the city requires all government employees to do at least 20 minutes of exercise each day.
Tomas Bravo/Reuters /Landov
Yonta, 6, rests with her brother Leakhena, 4 months, under a mosquito bed net in the Pailin province of Cambodia, where deaths from malaria have decreased sharply in the past two decades.
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Almaz Acha sits with her baby Alentse at her home in the rural community of Sadoye, in southern Ethiopia. Families in rural communities, like this one, have benefited from Ethiopia's health extension program.
Julien Behal/PA Photos /Landov
When Benta Odeny was diagnosed with HIV, she started to protect her husband Daniel from the virus by taking antiretroviral medications. The same drugs also helped her give birth to an HIV-negative daughter, Angelia.