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  SPRI Education  

Trunk Curl


Lie with your low back on the ball. *Keep hips lower than shoulders. Bend legs, position feet flat on the floor slightly wider than hip-width apart. Place hands together on upper chest, directley below chin.

While keeping the ball stationary, tighten abdominal muscles, raise shoulders and chest upward, while pulling ribs down towards hips. Hold 2-3 seconds and slowly return to start position.
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