The biggest prison inmates we’ve ever seen.

We’ve talked about it before and you’ve heard about it before – the concept of prison muscle. Despite a crappy diet of prison food, some inmates get an almost bodybuilding level physique. Most likely due to having plenty of time and little to do while in prison. But just how jacked can these prisoners get? This YouTube video by Bodybuilding Fanatic showcases some of the most massive prison inmates we have ever seen. Check it out above.