牵拉练习应循序渐进,用力不要过猛,使受牵拉部位得到轻微的、放松的拉长,并坚持5-30秒。这样做时,绷紧的感觉会减少,如果没减少,可稍加放松,使其适宜。稍加放松可减轻紧绷感,为进一步牵拉作准备。持续牵拉后,再向远处拉长少许,使其再 Traction exercises should be gradual, not too hard to force the traction part to be a slight, relaxed stretch, and adhere to 5-30 seconds. When doing so, the tension will be reduced, if not reduced, can be slightly relaxed to make it suitable. A little relaxation can reduce the sense of tension, to prepare for further traction. Continued stretch, and then stretched a little further, make it again