Performing the: A Step-by-Step Tutorial Cable Standing Shoulder External Rotation
Adjust the cable machine to waist level and grab the handle with the hand that's furthest from the machine, ensuring your arm is bent at a 90-degree angle and your elbow is close to your body.
Slowly rotate your forearm away from your body until it's parallel with the ground, keeping your elbow stationary and close to your side.
Hold this position for a moment, feeling the tension in your shoulder muscles.
Slowly return to the starting position, controlling the movement, and repeat the exercise for the desired number of repetitions.