Dumbbell one arm fly on exercise ball

How to do it

1. 1Sit on an exercise ball with a dumbbell in one hand and your feet flat on the ground.
2. 2Walk your feet forward and roll your body down until your upper back is resting on the exercise ball.
3. 3Extend your arm with the dumbbell straight up above your chest, palm facing inwards.
4. 4Slowly lower the dumbbell out to the side, keeping a slight bend in your elbow.
5. 5Pause for a moment, then squeeze your chest muscles to bring the dumbbell back to the starting position.
6. 6Repeat for the desired number of repetitions, then switch arms.