目前，国外兴起了一种新的健身观念和方法──交替运动。它可以使人体各系统生理机能交替进行锻炼，是提高自我保健能力的一种新的理论和措施。交替运动主要有以下内容： 体脑交替 要求人们一方面进行爬山、跑步、跳舞、打球等体力锻炼，另一方面要进行看书、背书、写作、下棋 At present, a new kind of fitness concept and method is emerging in foreign countries ─ ─ alternately movement. It can make the body’s physiological function of the system alternating exercise, is to improve self-care ability of a new theory and measure. Alternating movements are mainly the following: brain alternately requires people to carry out mountain climbing, running, dancing, playing physical exercise, on the other hand to read, endorsement, writing, playing chess