Find out why some exercise professionals avoid sit-ups, and whether you should, too. We uncover everything you need to know about this common move.
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Traditional sit-ups and crunches are terrible for you, according
Yinhing Sit Up Bar for Floor, Abdominal Muscle
The Beginner's Guide to Performing a Proper Push-Up
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Why can I only do sit-ups when my legs are being held in place
Why is it not more difficult to do a sit-up with your hands behind