今天下雨天 好久沒做核心 1.crunch 30 reps 2.super man 60 sec 3.left side plank 60 sec 4.right side plank 60 sec 5.plank 60 sec 6.bridge 60 sec 增強式運動 舉踵跳 30 reps x 3 sets 下蹲跳 8 reps x 3 sets 伸展結束