Have you guys ever watched/heard of that youtube video straight from the 90’s:  8 Minute Abs?  In college, my girlfriends and I would do this video all. the. time!! While the outfits and slang are a little ridiculous, I really loved the idea of the workout:  9 movements for 45 seconds each.   Last Tuesday, I subbed a boot camp class.  Whenever I teach that style of class, I