· Sitting on a bench, with your abs drawn in grasp a dumbbell in each hand, with your palms facing forward.
· Begin with your arms at the height of your shoulders.
· Extend your arms and raise the dumbbells up above your head.
· At the top of the movement, bring your arms closer together.
· Pause for a moment and then in a controlled movement lower the dumbbells to the starting position.
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