Cable Standing One Arm Serratus Crunch

Instructions

1. Attach a single handle to a high cable pulley and stand sideways to the machine.
2. Grasp the handle with the hand closest to the cable and hold it at head height, feet shoulder-width apart.
3. Brace your core and crunch downward toward the opposite hip, rotating slightly.
4. Squeeze your obliques and serratus at the bottom.
5. Return to start under control and complete all reps before switching sides.