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

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 version of a crunch ever again! Sinett's innovative new book-which includes a detailed exercise routine (illustrated with photos) and a meal guide-teaches healthier and smarter ways to get great abs without compromising your back and neck anymore. Sit-Ups Are Stupid and Crunches Are Crap, based ...