一切生理运动都是靠肌肉的伸缩牵引来完成的。要想使动作灵巧、有力、持久,就必须学会放松。这里所说的放松即科学地使用力量。也就是说,该用力的部位一定要用上力,不该用力的部位一定要放松。所谓该用力的部位,是指完成这个动作所必须进行收缩运动的那组肌肉群。除此之外的所有肌肉都要保持在放松状态。只有这样,才能最大限度地节省力量,减少不必要的力量消耗,从而以最小的力量消耗,达到 All physical exercise is done by stretching the muscles. To make dexterity, potency, and lasting action, you must learn to relax. Here to relax that is the scientific use of force. In other words, the force of the site must use force, should not be forced to relax the site. The so-called hard parts, refers to the group to complete this action must be contracted muscle group. All muscles except this must be kept relaxed. Only in this way can we save power to the maximum and reduce the unnecessary power consumption, so as to achieve the minimum power consumption