Muscle Men is season one of Extreme, the BBC podcast that knows no limits. Each action-packed season tells the story of people who've pushed themselves to the very edge of what's physically or mentally possible - and in doing so, have changed the world...1980s Los Angeles. A young, amateur bodybuilder named William Dillon comes to California in search of the supersized American dream - to get absolutely jacked. But beneath the smell of sweat, pulsing disco beats, and the rhythmic clank of weights, there's a secret. Many of the bodybuilders and gym rats he meets are using steroids...