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The Power of Prevention: Strengthening Your Shoulder Muscles to Avoid Injury
- Dr. Steve Young
- 3 Apr, 2023
The shoulder joint is a ball and socket joint, where the humerus bone of the arm connects to the scapula bone of the shoulder blade. The ball-shaped head of the humerus fits into a shallow socket in the scapula called the glenoid fossa. The rotator cuff, a group of muscles and tendons that surround the shoulder joint and help keep the ball of the humerus in the socket of the scapula, stabilizes the joint.
The rotator cuff consists of four muscles: the supraspinatus, infraspinatus, teres minor, and subscapularis. The supraspinatus muscle helps to lift the arm out to the side, the infraspinatus and teres minor muscles help to rotate the arm outward, and the subscapularis muscle helps to rotate the arm inward. These muscles are crucial for shoulder stability and movement, and weakness or injury to the rotator cuff can result in shoulder pain and dysfunction.
The shoulder also contains other important structures, such as the bursae, which are small fluid-filled sacs that help to reduce friction between the bones and tendons in the shoulder joint. The labrum is another important structure in the shoulder. It is a ring of cartilage that lines the rim of the glenoid fossa and helps to deepen the socket, providing additional stability to the shoulder joint. Knowing how the shoulder works can help keep people from getting hurt and help them make decisions about their shoulder health.
To prevent shoulder injuries, it's important to properly warm up before any physical activity. This can include dynamic stretches and exercises that work the shoulder and nearby muscles. Also, doing exercises with the right form and posture can help keep you from getting hurt.
Strengthening the muscles of the rotator cuff, a group of muscles and tendons that surround the shoulder joint, can also help prevent injury. Exercises like external rotations, internal rotations, and scapular retractions can help strengthen these muscles.
Another important factor in preventing shoulder injuries is adequate rest and recovery time. Overuse injuries can occur when the shoulder is repeatedly stressed without proper rest and recovery.
By knowing how the shoulder works and taking the right precautions, people can lower their risk of shoulder injuries and keep their shoulders healthy and working.
By following these tips, you can help prevent shoulder injuries and keep your shoulder muscles healthy and strong.
- American Academy of Orthopaedic Surgeons. Shoulder Anatomy. https://orthoinfo.aaos.org/en/diseases--conditions/shoulder-anatomy/
- American Council on Exercise. Shoulder Injury Prevention. https://www.acefitness.org/education-and-resources/professional/expert-articles/6764/shoulder-injury-prevention/
- Mayo Clinic. Rotator Cuff Injury. https://www.mayoclinic.org/diseases-conditions/rotator-cuff-injury/symptoms-causes/syc-20350225