The shoulder is the most often moved joint in the human body. Shoulder pain symptoms are usual in practically every age group and shoulder pain causes may vary. Rotator Cuff Tendinitis, Bursitis and Rotator Cuff Tears The shoulder joint consists of a ball of the humerus or the upper arm bone and a socket in the clavicle or the shoulder blade. The socket part is shallow, and only a small part of the ball is in contact with it at any time. This allows the arm to move freely in many directions, but the joint is not very stable and demands good and coordinated action of the muscles to function. Along with it also other joints close by take part in the functioning of the shoulder girdle. Adequate functioning of all these components along with muscles and tendons attached to them is necessary for good and painless movements of the upper extremities. The group of muscles and their tendons responsible for the stabilization and the movements of the shoulder are called rotator cuff. Th...
Information and discussion about pain.