Global Health

The next pandemic flu virus could come from pigs, but are we monitoring their health closely enough? Matthias Rietschel/APN hide caption

A boy with symptoms of cholera waits for treatment at the St. Catherine hospital in Cite Soleil in Port-au-Prince on Nov. 10, 2010. Cholera has sickened more than 91,000 Haitians and killed more than 2,000. Ramon Espinosa/AP hide caption

In Oxford, England, people are 16 times more likely to get a particular kind of hip replacement than residents of London. Wikimedia Commons hide caption

Two sisters rest under a mosquito net during a July monsoon rain in Prey Mong kol village in Cambodia's Pailin province. Paula Bronstein/Getty Images AsiaPac hide caption

Children light candles to observe India's first National Mental Health Awareness Day, in New Delhi on Aug. 6. Anupam Nath/AP hide caption

A man looks over a room of cholera victims in Port au Prince, Haiti, Dec. 10. David Gilkey/NPR hide caption

Bacteria like these cause tuberculosis. CDC hide caption

A 10-year-old Somali boy being treated for meningitis in May 2009 at a makeshift clinic in Mogadishu. ROBERTO SCHMIDT/AFP hide caption

Scrubbing too much might be a problem, scientists say. iStockphoto.com hide caption

A pedestrian passes an AIDS education billboard in Johannesburg, South Africa. Denis Farrell/AP hide caption

Being a patient in the U.S. is costlier than other rich countries, a recent international survey found. iStockphoto.com hide caption

cholera in haiti AP hide caption

A man helps his dengue fever-stricken daughter in Tegucigalpa, Honduras. In June, Honduran authorities declared a state of emergency due to the high rate of dengue cases reported around the country. Orlando Sierra/AFP hide caption