中长跑项目的最大训练特点是大运动量。大运动量增加了训练的负荷,也加深加重了机体的疲劳。机体产生的疲劳,如果不能很快地恢复,就不能连续完成训练任务,使训练水平下降,并将严重影响青少年的文化课学习,因此要把青少年中长跑训练后的恢复提到重要的位置。本文是以文献资料为基础,结合教学训练中的实际情况,分析中长跑训练后肌肉疲劳和神经系统疲劳两大主要因素,并 The biggest training feature of the long-distance run is a large amount of exercise. Large amount of exercise increased the load of training, but also deepening of the body increased fatigue. If fatigue does not recover quickly, it will not be able to complete the training tasks continuously. This will reduce the training level and seriously affect the cultural studies for young people. Therefore, the recovery of middle-aged and long-distance training for youngsters should be put in an important position. This article is based on the literature, combined with the actual situation in teaching and training, analysis of long-distance training muscle fatigue and nervous system fatigue two major factors, and