Corkscrew followed by modification

10th in the classical order. Prerequisite - roll over Corkscrew is a great flexion and rotation exercise, contraindicated for those with spinal disk issues CUES: Keep head and arms heavy into the floor at all times when legs are circling in the low point away from your head IMPRINT your low back to maintain abdominal connection; make your circle smaller to maintain control reach out through toes keeping straight legs as able