Beachbody INSANITY Sanity Check DVD Workout: An Introduction to INSANITY Introduce yourself to INSANITY with this "not-so-crazy" 26-minute workout Shaun T shows you how to perform each of his insane moves so you can perfect your technique and achieve optimal results After just one week of Sanity Check, you'll be ready to hit the ground running with the full INSANITY 60-day challenge-and get in the absolute best shape of your life