地球&邮件：隐形锻炼：座谈会

All it takes is one commercial break – and one pillow – to really work 您r core and inner thighs.

1. Grab a pillow. Lie on 您r back. Lift 您r legs up so 您r knees and hips form a 90-degree angle.
2.将枕头放在膝盖之间。确保您的核心参与并且您的背部是中立的；只有您的指尖应该适合您的脊椎和地板之间。用大腿内侧和芯子挤压枕头。重复10到20次。 阅读更多