This exercise helps to strengthen the pectoral muscles and improve stability of the torso
• Hold a dumbbell in each hand near your chest and sit on a gym ball
• Stabilize the dumbbells on your chest and walk yourself out on the ball until the ball is directly under the mid-back
• Raise up both dumbbells, keeping a slight bent in each elbow
• With your palms facing each other, lower the dumbbell to your chest level
• Repeat on the other side. Ensure trunk and lower body is stable (avoid rotation) during movement.