How to do Crunches on a Ball

Video: Crunch on Ball

In this short video, our fitness instructor demonstrates how to do crunches on a ball. This is a very effective ab exercise that also works your core and stabilisers due to the instability of having to balance on the stability ball.

Crunches on Ball

Crunches on a Ball

Watch the video above to learn the correct technique for doing a crunch on a ball.

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