Top 5 Reasons to STOP Doing Crunches & Sit Ups

Posted by | Nov 11, 2016 | , , , , , |

By Brian Klepacki, MS, CSCS, FMS, CISSN Here are the top 5 reasons why Strength Coaches and other fitness experts have abandoned the sit-up or crunch long ago & why you should too. REASON #1: Crunches Only Work the Surface...

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