The latest international news, analysis and features on the HIV epidemic from Avert. Share your views and expertise with your peers in the comments box below the articles.
Two recent studies show that vaginal rings are effective at cutting HIV infection rates among women. But the overall effectiveness was not significant - less than a third of infections were prevented.
Resistance to the commonly prescribed antiretroviral drug tenofovir is ‘surprisingly common’, according to findings published in the Lancet Infectious Diseases last week.