Joshua Naterman Posted February 28, 2012 Share Posted February 28, 2012 No, it is different. You need to do both. They work different ways, so don't get the idea that there is only one exercise that you need, because you need them all. We all do. Link to comment Share on other sites More sharing options...
Brian Li Posted February 28, 2012 Share Posted February 28, 2012 Thanks again! I had that impression because Coach said it was a simultaneous ab and lower back exercise. Link to comment Share on other sites More sharing options...
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