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现在有些体育教师和教练员都重视教学训练的准备部分和基本部分,而忽视了教学训练的重要组成部分——整理放松活动。这对学生和运动员的肌肉放松。运动成绩的提高、凋节身体各器官的机能及消除疲劳都是不利的。肌肉的收缩与放松是在神经系统的支配下交替进行的。研究表明,肌
Nowadays some PE teachers and trainers attach importance to the preparatory part and the basic part of teaching and training while neglecting the important part of teaching and training - arranging relaxation activities. This relaxes the muscles of students and athletes. Increased athletic performance, withered organs function and eliminate fatigue are unfavorable. Muscle contraction and relaxation are carried out alternately under the control of the nervous system. Research shows that muscle