人常说用进废退,人体的各种功能需要不断地运用。运动锻炼可以提高人体免疫力的途径之一。运动锻炼可以强身健体、防病祛病、延缓衰老,但是,如果运动方法不当或运动强度过大,不仅不能达到上述目的,反而会损伤身体,影响健康。因此,合理适度的锻练对人体功能是积极的、有益的。运 Often used to put into retirement, the body’s various functions need to continue to use. Exercise exercise can improve the body’s immune system, one of the ways. However, if the method of exercise is inappropriate or excessive exercise intensity, not only can not achieve the above purpose, it will damage the body and affect health. Therefore, reasonable and moderate exercise on the human body is positive and beneficial. Shipped