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  • How To Do a Sit-Up

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How To Do a Sit-Up

Lately, the sit-up has been replaced by the stomach crunch. That's too bad, since a crunch won't help you get up off the ground—a fundamental daily movement.

Howcast | August 11, 2008Watch more videos from Howcast

Tags:. .bad. .lately. .thats. .since. .wont









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