Tagged with 'psoas-muscles'

Sit-ups Or Crunches: Which Are Better?

Published: December 21, 2011

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By Paul Becker, Copyright © 2008 by Paul Becker - Traditional sit-ups emphasize sitting up rather than merely pulling your sternum down to meet your pelvis. The psoas muscles run from the lower back to the front of the thighs. This muscle action is to pull the thighs closer to the torso. This action is the major [...]

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