You wanna know what CrossFit really is?… [youtube=http://www.youtube.com/watch?v=tzD9BkXGJ1M] This is a great video from the Arnold Classic last year.  If you don’t know what the Arnold Classic, its a world wide expo held every year in Columbus to honor athletes in all physical activities, and for the past few years, CrossFit has been there. [youtube=http://www.youtube.com/watch?v=lpSQfokZBVo&feature=related]