Sitting on the ball, Fitness ball, even though they took the trouble to balance on the ball, but it will help us. So I engage your abdominal area to automatically; therefore the time you sit to watch TV, the girlMissing, of course, that your abs will be, if you see more results try to close my eyes while balancing on the ball because it will make your muscles work harder to maintain the balance.
การแปล กรุณารอสักครู่..
![](//thimg.ilovetranslation.com/pic/loading_3.gif?v=b9814dd30c1d7c59_8619)