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Paperback Sit-Ups Are Stupid & Crunches Are Crap: How to Strengthen Your Core, Get Great ABS and Conquer Back Pain Without Doing a Single One! Book

ISBN: 1732491240

ISBN13: 9781732491243

Sit-Ups Are Stupid & Crunches Are Crap: How to Strengthen Your Core, Get Great ABS and Conquer Back Pain Without Doing a Single One!

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Format: Paperback

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Book Overview

It's time to change the way you think about, and exercise, your abs. Dr. Todd Sinett, a second-generation chiropractor and certified fitness trainer, explains why you should never do a sit-up or any... This description may be from another edition of this product.

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