subscapularis muscle function

What is the Subscapularis muscle? The subscapularis is a triangular shoulder muscle in the scapula’s subscapular fossa. It is one of the four muscles of the rotator cuff, joining the supraspinatus, infraspinatus, and teres minor, and it connects between the proximal humerus and the scapula. During various movements of the upper limb, the rotator cuff…