跑步时两臂应怎样摆动？人在跑的过程中，两臂配合两腿协调地摆动，不仅对维持身体平衡起着调节作用，而且对加强腿部后蹬力量和加快动作频率也有着促进作用。我们不妨先在原地做一下跑的摆臂动作：上臂伸直，两手半握拳，然后顺乎生理自然的方向将两个前臂弯曲抬平，这时... When running his arms should be how to swing? People in the process of running, arms and legs with the coordinated swing, not only to maintain the balance of the body plays a regulatory role, but also to strengthen the leg pedal strength and speed up the action frequency also contributed. We may as well try to do something about running the swing arm action: the upper arm straight, hands and half a fist, and then follow the direction of physical and natural two forearm bending flat, then ...