以 减 轻 长期 的 背 痛
是谁伤害了他的背部，并成功地利用这一技术一个人个人的经验
A personal experience of a guy who injured his back and used this technique successfully
He has also kindly translated into English the instructions on how to do the exercises.
If you don't understand the audio instructions in Mandarin please read this link.
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