September 21, 2013 In the 1980s, Stephen Crohn was exposed to HIV but never became infected. Throughout his lifetime, he helped scientists discover a genetic mutation that keeps HIV from infecting the immune system. Crohn died in August at age 66. A doctor who worked with him reflects on his contributions to science and the fight against AIDS.
August 12, 2013 A Ugandan who has studied engineering in the U.S. is working to solve medical transportation problems in his homeland. A nonprofit he founded is helping villagers build bicycle ambulances from scrap metal.
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.
April 26, 2013 An oversight committee halted a big clinical study of an experimental HIV vaccine after a peek at preliminary results showed there was no way the study would be able show the vaccine works. More vaccinated people became infected with HIV than those who got placebo shots.
October 9, 2012 The National Health Service is providing care for short-term travelers. So if you're on holiday and run out of an HIV drug, the NHS will help out, gratis. But if you're thinking of going for a long time to get free care, you're probably out of luck.
July 24, 2012 Black high school students are engaging in risky sexual behavior far less often than they were 20 years ago, a study found. But their condom use is also dropping, leading some to worry that HIV rates within the black community may not go down.
July 16, 2012 Young Americans who came of age in a world with AIDS say worrying about HIV in 2012 isn't much different from worrying about other sexually transmitted diseases. But others say there isn't much discussion about the risks of the disease in their community.
March 26, 2012 When researchers compared the cost of condoms for women with the cost of HIV infections it prevented, they found the relatively new condoms saved between $15 and $20 for every dollar spent on distributing them in Washington.
September 19, 2011 What stumped scientists for more than a decade took gamers only three weeks to figure out. The structure of a key reproductive enzyme in AIDS-like viruses is finally known.
July 6, 2011 In countries that lack clean water and an affordable, reliable supply of infant formula, the World Health Organization recommends that HIV-positive mothers exclusively breast-feed their infants for the first six months.
January 28, 2011 The CDC says doctors need to counsel patients interested in taking a drug to prevent HIV. For one, patients should still use condoms faithfully, because the drug isn't a sure bet against the virus. The medicine is also costly and has side effects.