Shoulder arthritis refers to damage to the cartilage in the shoulder joint. It usually results from wear and tear on cartilage due to aging or injury, such as a fracture.
Arthritis is a condition that causes pain in the joints. According to the Arthritis Foundation, it affects approximately 60 million adults and 300,000 children in the United States. There are over 100 different types of arthritis.
Source: Medical News Today