· Stand with your feet shoulder width apart, abs drawn in and knees slightly bent.
· Grasp a dumbbell in each hand, with your palm facing down.
· Start with the dumbbell at waist height.
· Raise your left arm, keeping your elbow slightly bent and your arm straight, to in line with your shoulder.
· Pause for a moment and with a controlled motion lower your arm to back to the starting position at your waist.
· Repeat with your right arm.
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