甩手奇蹟 a good and easy exercise

甩手奇蹟 a good and easy exercise

I had heard of this exercise long before I received this video.  Several friends did this exercise and testified that it works for join pain and weight loss.  We all can try it.  Hope we are all healthy.

http://www.youtube.com/watch?v=RHTUoQep-vw&feature=player_detailpage