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准备活动对喜欢运动的人来说并不陌生,所有运动项目都离不开准备活动。不管是高强度的田径项目,还是动静结合的射击项目,都需要做准备活动。只是各个项目的需要和特点不同准备活动的方式、方法和内容不同而已。一、准备活动的作用1.准备活动可以提高体温和肌肉温度,使肌肉黏滞性减少,肌肉弹性增加。骨骼肌的代谢使血流量和氧的运输增加,使骨骼肌的收缩反应及反应速度增快,有利于运动员发挥运动能力,同时具有防
Preparatory activities are no stranger to those who like to exercise, and all sports are inseparable from preparation activities. Whether it is high-intensity track and field events, or static and dynamic shooting projects, all need to do preparatory activities. Only the needs and characteristics of each project preparation activities different ways, methods and content only. First, the role of preparatory activities 1. Preparation activities can increase body temperature and muscle temperature, reduce muscle viscosity, increased muscle flexibility. Skeletal muscle metabolism to increase blood flow and oxygen transport, so that the contraction of skeletal muscle response and speed of response is conducive to exercise athletes ability to exercise, at the same time with anti