Dharma (name changed), age 62 started feeling pain in his shoulders while lifting his arms overhead for his daily yoga practice, he didn’t give it much care. Might be a sprain due to the new exercise he has added to his routine, he thought. However, after a week he started finding it painful to cross his arm to wear the seatbelt in his car. No amount of pain relievers was having any effect. Dharma decided to consult Dr. Banarji B.H who is an Orthopaedic surgeon at the Dr. Banarji Shoulder Center in Bengaluru, India. After a thorough physical examination, Dharma was diagnosed to have AC arthritis. The acromioclavicular joint (ACJ) which is present at the tip of the shoulder forms the highest point on our shoulder. This is formed between the cap of the shoulder (acromion) and the collar bone (clavicle). It is involved in some arm movements like raising the arms overhead and extending the arms across the body. Like any other joint, ACJ has cartilage tissue which helps avoid friction b...