Stability-Ball Hip Extension Leg Curl: Lie faceup on the floor, arms out to the sides, lower legs on a stability ball. Push your hips up until your body forms a straight line from shoulders to knees, then pull your heels toward you and roll the ball as cl
Another pinner said:These are NO JOKE. My trainer sculpted my arms doing these here! Spider-Man Press-Up.Start in Push-up position, bring knee out to side to elbow, press up and return to start. Do 8 reps. Switch sides and repeat. Do 2 sets.
Stability-Ball Hip Extension Leg Curl: Lie faceup on the floor, arms out to the sides, lower legs on a stability ball. Push your hips up until your body forms a straight line from shoulders to knees, then pull your heels toward you and roll the ball as cl