Twenty-eight years ago, the world was taken by surprise when doctors reported a new disease among homosexual men in the US. Little did anyone estimate that the bug, a fast-mutating virus that attacks the human immune system, would pose a formidable challenge to global health. Decades later, with billions of dollars spent by governments and charities, neither prevention nor cure is in sight for the human immunodeficiency virus/acquired immune deficiency syndrome (HIV/AIDS). With around 33 million infected people worldwide, including 2.31 million in India alone, here’s a look back at the turning points in HIV/AIDS history.
Also See AIDS virus
Graphic by Sandeep Bhatnagar / Mint