팔다리를 들어 올리지 않는 중공 및 가새 운동법에서는 심근 섬유의 두께와 근섬유의 총 두께의 비율이 더 높았다.
The ratio of the thickness of deep muscle fibers to the total thickness of muscle fibers was higher in the hollowing and bracing exercise method in which the arms and legs were not lifted.