Lie on your back with legs extended and arms above your head. Bring arms and knees toward each other, using your abs to lift the shoulder blads of the ground. Return to start positon and repeat. Tip: Go harder by using a dumbbell or med ball.
Join the millions of exercisers who use Workout Trainer to get fit, fast! Go PRO+ today to unlock the best mobile workout experience, plus all custom training programs!