You've watched her transform lives on television, and now Jillian Michaels will guide you to successful weight loss right in your own home. Jillian Michaels Body Revolution is a 90-day extreme weight loss system that will overhaul your entire body in just 30 minutes a day. This innovative three-phase, 15-workout system utilizes a variety of exercises in a series of progressively intensifying workouts to transform your body.