Frozen Shoulder - Frozen shoulder, or adhesive capsulitis, is a condition that ends in lack of movement and pain or stiffness within the shoulder. Rotator Cuff Injuries - The rotator cuff is a gaggle of muscles and tendons stabilising the shoulder joint. Accidents like tears or tendinitis could cause pain https://www.theorthopaedicandpainpractice.com/i-have-shoulder-pain-do-i-have-shoulder-osteoarthritis/