Strengthen and lengthen every major muscle group in the comfort of your own home. And that's where this video comes in. In less than 10 minutes, you'll get an effective abs workout that doesn't involve a single sit-up. The yoga-inspired moves from Grokker trainer and yoga teacher Steffy White will help you improve core stability, strength, and balance. Plus, after all that slow and steady breathing, you'll finish feeling relaxed—not burned out.