Lower your body by bending your elbows until your chest almost touches the ground.
Lower the dumbbells to chest level, keeping your elbows at a 90-degree angle.
Lower the dumbbells out to the sides in a wide arc, then bring them back to the starting position.
How to: Use an incline bench. Hold dumbbells above your chest with arms slightly bent, then lower arms to the sides and back up.
How to: Use parallel bars. Lower your body until your upper arms are parallel to the ground, then push back up.
How to: Lie on a bench with a dumbbell held above your chest. Lower the weight backward over your head, then bring it back up.
How to: Use a cable machine with a rope attachment. Pull the rope towards your face, keeping your upper arms parallel to the ground.
How to: Sit at a cable row machine, grasp the handles, and pull them towards you, squeezing your shoulder blades together.
How to: Stand with your back against a wall, raise your arms to shoulder height, and move them up and down, keeping contact with the wall.
How to: Lie face down on an incline bench with dumbbells in hand. Lift your arms in a Y shape, then lower them.