Dec 7, 2025 · Primarily, the infraspinatus and teres minor, both part of the rotator cuff, are the key muscles responsible for this action, as they originate on the scapula and insert on the humerus, …

Dec 11, 2025 · The primary responsibility for external rotation falls to two rotator cuff muscles: the infraspinatus and the teres minor. These muscles are positioned on the posterior (back) side of the …

As a group, the rotator cuff muscles are responsible for stabilizing the shoulder joint, by providing the "fine tuning" movements of the head of the humerus within the glenoid fossa. They are deeper …

Jul 25, 2025 · Shoulder stability is key to preventing injury. The rotator cuff muscles, particularly the infraspinatus and teres minor, are the primary external rotators. They work to keep the head of the …

Oct 30, 2024 · Shoulder external rotation is a movement of the arm or upper arm joint in which the humerus (humerus) rotates outward or laterally away from the midline of the body. This requires …

Nov 6, 2024 · This blog post is a comprehensive guide on how to increase the amount of external rotation in the shoulder.

Aug 13, 2025 · Among these, external rotation exercises are particularly important for strengthening the rotator cuff and stabilizing the shoulder joint. This article explores the best external rotation …

These exercises and more detailed programming are included in our Shoulder Strength Program. With that said, here are the top 6 shoulder exercises to strengthen your infraspinatus, build capacity, and …

Aug 20, 2025 · Which muscle helps in external rotation of the shoulder? The primary external rotators are the infraspinatus and teres minor. EMG studies show ER drills can strongly recruit the …

Aug 12, 2025 · External shoulder rotations strengthen your rear delts as well as infraspinatus and teres minor, two other rotator cuff muscles that stabilize your shoulder blades. They are a common rehab...