July 1, 2013 People with HIV should get on medications even before they get sick, World Health Organization officials say. The new treatment guidelines aim to slow spread of the virus by making more then 26 million people eligible for antiretroviral drugs. But it's unclear who will foot the bill.
June 28, 2013 The world is closer than ever to wiping out polio. But a growing outbreak in the Horn of Africa has health workers worried that the virus could spread to surrounding regions. Thirty-one kids have been paralyzed by the poliovirus in the past two months, and the number is expected to rise.
June 20, 2013 Middle East Respiratory Syndrome emerged a year ago in Saudi Arabia, although the world didn't find out about it until September, when researchers said it was caused by a previously unknown virus that's in the same family as SARS.
June 14, 2013 Looking for clues to to modern-day leprosy, scientists dig up a 500-year-old mass grave and scan for ancient strains of bacteria in human remains. They find that the bacteria that cause leprosy haven't changed, humans have.
June 13, 2013 Despite the daunting health challenges Haiti faces, the country has achieved a major step toward eliminating the parasitic infection, which causes severe swelling of the legs. Haiti is on track to wipe out the disease within four years, scientists say.
June 11, 2013 Gonorrhea cases resistant to one of the last effective drugs increased by nearly six times from 2004 to 2011 in Great Britain. Hard-to-treat gonorrhea is a growing trend worldwide, as the bacterium begins to thwart our last defenses.
June 10, 2013 Is the world on the verge of a pandemic? There are three reasons to think so. Two flu viruses are active, and a virus that bears a resemblance to SARS has cropped up in the Middle East. Each has devastating potential, but many early warnings of past pandemics have failed to materialize.
June 6, 2013 China's rapid economic expansion has led to dramatic improvement in the country's health, an analysis finds. But as China beats back the plagues of poverty, like pneumonia and measles, many chronic health problems found in the developed world are cropping up.
June 6, 2013 A type of bird flu that appeared in China a few months ago has infected more than a hundred people. Some scientists are worried that this virus has the potential spread globally. But a look at the virus's genes suggests the pathogen doesn't have the typical features of pandemic.
June 4, 2013 New types of tuberculosis are emerging around the world that take years and thousands of dollars to cure. Patients fighting this disease are often isolated from their communities and suffer devastating drug side effects, such as permanent hearing loss and dizziness.
June 3, 2013 Oxana and Pavel Rucsineanu fell in love while living in a Moldovan hospital's tuberculosis ward. Now, several years later, Oxana has recovered, and she and the couple's new baby live in an apartment. But Pavel's infection has evolved into a deadly form of TB, which keeps him from joining his new son and wife.