One Arm Dumbbell Shoulder Press
· Stand with your feet shoulder width apart, back straight and abs drawn in.
· Grasp a dumbbell in your hand and lift it with a bent elbow to your shoulder height to start.
· Lift the dumbbell straight up till your arm is fully extended overhead.
· Lower in a controlled manner and return to starting position.
· Repeat.Download Gym Hero to start a routine
