Beyond only making you appear certain and composed, correct posture is essential for the health of your shoulders and musculoskeletal system as a whole. Unbalances and tension on the shoulder joints caused by poor posture can cause pain and discomfort. In this article, we'll discuss how crucial it is to maintain good posture for the wellbeing of your shoulders and offer helpful advice for achieving the best alignment possible so you can live pain-free. The Effect of Posture on Shoulder Stability and Alignment - An optimum shoulder joint alignment is achieved by good posture. The muscles, ligaments, and tendons that surround the shoulder are balanced and offer sufficient stability when they are in proper alignment. Muscle Imbalances - Unbalanced muscles can result from poor posture, such as rounded shoulders or a forward-facing head posture. Strain, tension, and even impingement of the rotator cuff tendons can result from imbalances in the muscles of the shoulder girdle.