Romario Dos Santos Alves, a 25-year-old amateur body-builder from Brazil, was hooked on synthol, a substance professional body-builders sometimes use to increase the size of their muscles. He got a kick out of people calling him 'Hulk' but soon, his obsession turned into a nightmare when he realized he might have to amputate his arms to save his life.

Here's his story.

Source - Barcroft TV