Since the beginning of the HIV virus epidemic, more than 70 million people have been infected and about 35 million have died of HIV-related illnesses. Chris van Tulleken reveals how the latest treatments mean that a diagnosis need not be a death sentence. He also looks at the importance of testing and considers whether HIV could ever be eradicated for ever, while Elton John discusses the initial stigma against gay men, a result of the misinformation and fear when HIV and Aids first entered mainstream consciousness 30 years ago.