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一、身体姿势:1.正确的身体姿势(如图一):上体稍向前倾;肩部下放、放松;头部自然、平稳摆放;两手微握拳,两昏前后摆动自如;面部、颈、肩臂、腰部、下肢肌肉保持一定程度的放松。2.不正确的上体姿势(如图二): 上体后仰,肩、臂、背部肌肉过分紧张。这样做的后果破坏了合理的生物力学运动,易引起韧带、腱以及大腿后部肌肉的损伤。二、跑步姿势:1.正确的跑步姿势(如图三):步伐轻快富有弹性,脚落地轻些;人体上下移动,左右摆动越小越好;脚尖朝内;膝关节和小腿不过分后甩。步子不易过大,
First, the body posture: 1. Correct body posture (Figure 1): Upper body slightly forward; shoulder decentralized, relaxed; head natural, stable display; hands clenched fist, Neck, shoulder arm, waist, lower extremity muscles to maintain a certain degree of relaxation. 2. Incorrect upper body posture (Figure 2): upper body backward, shoulder, arm, back muscles too nervous. The consequences of doing so undermine the rational biomechanical exercise, easily lead to ligament, tendon and thigh muscle injury. Second, the running posture: 1. Correct running posture (Figure 3): the pace of light and flexible, lighter feet; human body up and down, left and right swing as small as possible; toes inward; knee and leg but not after rejection . Step is not easy to over-large,