![Ball Marching](https://veritas.widen.net/content/rsqgv40ibk/png/ball-marching.png?use=idsla&color=&retina=false&u=at8tiu&w=974&h=548&crop=yes&k=c)
Ball Marching
Sitting on the exercise ball, slowly raise one arm and opposite leg; reverse.
![Ball Half Crunch](https://veritas.widen.net/content/toowus53q8/png/ball-half-crunch.png?use=idsla&color=&retina=false&u=at8tiu&w=974&h=548&crop=yes&k=c)
Ball Half Crunch
While sitting on the exercise ball, try to "hinge" at the waist by rolling ball forward and under shoulders, keeping hips in line with shoulders.
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