Exercise maven Denise Austin custom-picked this collection of her favorite short-form workouts, giving you the option to choose which routines you'd like to do, which you'd like to combine and how you want to combine them. To build your personalized routine, choose from options such as "Personal Training System," "Power Zone," "Hit the Spot Pilates," "Hit the Spot Core," "Yoga Body Burn" and "Get Fit Fast."