Standing Knee to Elbow Crunch
This oblique crunch will help you sculpt your waistline while toning your lower abs.
- Begin in a plank position with your hands directly below your shoulders and core engaged.
- Lift your right foot off the ground, and bring your right knee to meet your right elbow.
- Lower back to start.
- Repeat on the opposite side.
- Complete 15 reps on each side, 30 reps total.