雖然30分鐘，但也全身爆汗。
全身酸痛也沒了，身體常常緊酸痛的人越是一定要動。越不動會越酸痛。身體需要伸展跟活動。
Although 30 minutes, but also sweating all over.
The soreness in the body is gone, and the more often the sore body must move. The more you stay the more sore you are. The body needs to stretch and move.