March 22, 2013 Six billion people around the world now own cellphones, while only 4.5 billion people have a safe place to use the bathroom, the United Nations said Thursday. Improving sanitation could help prevent thousands of kids from dying each day of waterborne diseases.
March 21, 2013 After making a comeback in the late 1980s, tuberculosis has steadily declined in the U.S. Last year alone, TB cases dropped 6 percent compared to 2011, making it the first time, the number of annual infections was below 10,000.
March 13, 2013 Decades after its eradication, the "breakbone fever" has become endemic again in the Florida Keys. Scientists say that Floridians infected during a recent outbreak didn't catch the virus abroad but rather got a dengue strain that's unique to Key West.
March 12, 2013 Years of war have overtaxed Gaza's hospitals, making it tough for kidney patients to get good treatment. Thanks to help from British doctors, Gaza surgeons are now being trained to perform kidney transplants. They hope to help ease the huge demand for dialysis, but transplants have their own cost.
March 8, 2013 Why do people in Boston get the flu when it's cold, while people in Senegal get sick when it's hot? Humidity is a big part of the explanation. But how flu spreads in the tropics and more temperate climates appears to be different.
March 8, 2013 Texas health officials have quarantined a Nepalese man, who illegally entered the U.S. while infected with a particularly dangerous type of tuberculosis. He traveled through 13 countries, potentially exposing hundreds of people around the world to the pathogen.
March 5, 2013 Researchers report that the U.S. ranks among the top countries at treating cancers of the brain, colon and breast. But it still lags behind most of Western Europe when it comes to drug abuse, heart disease and kidney problems.
February 28, 2013 Every year about 300,000 babies in sub-Saharan Africa are born with HIV. A new strategy aims to reduce these infections by putting every pregnant woman with HIV on drug treatment for the rest of her life. The approach has worked well, so far, in the small country of Malawi.
February 28, 2013 Three years after an earthquake destroyed much of Haiti's capital, it's clear that only a fraction of the $9 billion pledged in international relief reached the country. Most of what did arrive went to short-term relief, instead of rebuilding people's homes.
February 26, 2013 Many American doctors are nurses are helping to build medical schools abroad, as funding agencies push for this collaborative style of philanthropy. Even former President Clinton is getting involved. He's launched a $15 million initiative to revamp Rwanda's health care system.
February 22, 2013 Dozens of kids get sick after a seemingly innocent birthday party. Was it the homemade ice cream or an accident in the pool? A new iPad app lets you solve outbreak puzzles just like real disease detectives. It's pleasing entertainment, if not as infectious as real video games.
February 22, 2013 Treating people for HIV isn't just beneficial for those infected but also helps the entire community. Two studies show that where HIV drugs are widely available, the risk for new HIV infections drops dramatically and overall life expectancy increases by more than a decade.
February 22, 2013 In early 2012, experiments that made H5N1 bird flu more contagious caused an uproar. People feared that mutant viruses could escape the lab and kill people. To prevent a repeat, the government has unveiled a policy describing how scientists should study dangerous pathogens and toxins.
February 19, 2013 A new virus, which causes severe pneumonia, has killed a British man with a suppressed immune system. This is the sixth death from the coronavirus and the first outside the Middle East, where it emerged last year. Officials say the risk to the general population is low.