Has Anyone Tried This?
So I'm in the gym the other day with my friend, and he says "I have an exercise for you". I only really do Cardio workouts like cycling, rowing, swimming etc. so I said sure why not. He made me do this! http://youtu.be/25aumXflDAQ If you haven't tried it, then do it. It crushes you! Seriously good workout though, and…