For the first time, an investigational HIV vaccine has shown it can protect people from the virus. For over 20 years, scientists have been trying to find an AIDS vaccine that effectively prevents HIV from spreading. During that time 32 million men, women and children have died from the disease.
In a large phase III trial conduted in Thailand, reseachers report the vaccine reduced the risk of infection by 31.2 percent compared with a placebo.
More than 16,000 young adults took part in...Full Story