How far have we gotten in the battle against HIV?

Author: Maria Zagorulya

For nearly four decades HIV has been a major public health threat and cause of public anxiety. It is contracted by 35 million people each year, says the World Health Organization, and is the world’s sixth leading cause of death. Despite years of effort and funding, researchers have yet to find a permanent cure for AIDS. What approaches are scientists taking, and what are the obstacles in their way? Are we closer to eradicating the disease?