体脑交替是交替运动中的一个重要组成部分。经常从事体力劳动、体育运动，可以使全身新陈代谢旺盛。但是这还不够，还需要同时进行脑力锻炼。人的大脑受训练越少，衰老也就越快。 动静交替也是一种交替运动，整天忙忙碌碌从事体力、脑力劳动的人，一直处于紧张状态，会损害健康 Alternating body and brain is an important part of alternating movement. Often engaged in manual labor, physical activity, can make the whole body metabolism. But this is not enough, but also requires mental exercise at the same time. The less trained human brain, the faster the aging. Alternating movement is also a kind of alternating movement, busy all day engaged in physical, mental work, has been in a state of tension, will be detrimental to health