bmx419

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  • Read up on Stuart McGill's work. Sit-ups are bad for your back. Heck, read the wikipedia about them... Think about this: when in everyday life do use your abs, or core, while hunched over?? Your core is to stabilize your torso. Why do we always hear, "Lift with your legs not with your back"?? A safer and more effective…
    in Do sit-ups really work? Comment by bmx419 January 2010
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