Alternating Oblique Crunch with Workout Ball 11/14/2010 Fitness The alternating (twisting) oblique crunch with workout ball is a relatively simple exercise. It's similar to the traditional ball crunch. But a twisting motion is added to actively incorporate the oblique muscles. Instructions: Position the stability ball on the middle/lower back area. Lie fla...
Tags:. .instructions. .fla. .motion. .crunch. .oblique












