每次仰臥起坐都做不起來 - 仰臥起坐

By Kama
at 2007-02-13T00:00
at 2007-02-13T00:00
Table of Contents
每次上課的時候看到大家都很輕鬆為什麼我會做不起來呢而且有人說那是用腹部的力量做可是我的腹部為什麼都沒出到什麼力量我都是用背部的力量可是這樣不對阿這樣會傷到背部肌肉不是嗎怎麼辦...腹部不會出力該怎麼辦
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仰臥起坐
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By Skylar Davis
at 2007-02-17T04:56
at 2007-02-17T04:56

By Hazel
at 2007-02-13T22:42
at 2007-02-13T22:42

By Cara
at 2007-02-16T07:08
at 2007-02-16T07:08
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