Treating HIV

HIV is one of the most complex and threatening infectious disease we face. In the last a decade however, new infections have been decreasing as better anti-HIV drugs become more available. Here to tell us more about the virus and treatments for it is Prof Sharon Lewin, Director of Peter Doherty Institute for Infection and Immunity in Australia. Lewin explains how the HIV can hide in our bodies for years and how the antiretroviral drugs work.