Back banging against the wall is a very good exercise method that has a great role in promoting human health. First of all, because the foot sun bladder meridian circulation through the back, in the back there are five organs and six internal organs of the back acupuncture points, is the body’s qi and blood convergence place. By hitting the wall on the back can stimulate these acupuncture points, for stimulating the function of the five organs and six organs have a great role in promoting. Secondly, through the back of the wall can help relieve back fatigue, now life due to work life is too strenuous or usually improper use of posture, often have back pain symptoms, through the back of the wall can promote the circulation of Qi and blood in the back, relax the muscles of the back, so as to relieve the role of back fatigue. But the impact should be moderate, otherwise it will cause damage to the body.