Common joint diseases include osteoarthritis, joint dislocation, rheumatoid arthritis, etc. Patients suffering from joint diseases need to be treated as early as possible to prevent delaying their condition. 1. Osteoarthritis: Osteoarthritis is mainly related to degeneration and wear and tear of articular cartilage, and may also be related to factors such as weight bearing and heredity, etc. Patients often show symptoms such as dull pain in the joints, fluid accumulation in the joints, and morning stiffness. 2. Joint dislocation: joint dislocation mainly occurs in the shoulder joint, elbow joint, hip joint and other parts of the joint, usually caused by trauma and joint dysplasia and other factors, patients often manifested as joint deformity, joint pain, joint mobility disorders and other symptoms. 3. Rheumatoid arthritis: rheumatoid arthritis mainly occurs in the metacarpophalangeal joints, wrist joints and other small joints, rheumatoid arthritis occurs mainly associated with genetic, environmental, infectious and other factors, patients often appear joints in the morning, joint stiffness, joint pain and joint deformity and other symptoms. Arthropathy may also have other causes, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, give targeted treatment or treatment.