91热爆

South Africa has more HIV positive people than any other country.

It's one of the early adopters of Prep, a drug highly effective at stopping people getting the virus.

Sex workers and young people are particularly at risk of getting HIV, and have been targeted in programmes supported by charities, as the 91热爆's Vuyokazi Mti explains.

(Image: Vuyokazi Mti. Credit: 91热爆).