Shoulder pain is very common in daily life. Frozen shoulder is a common disease that causes shoulder pain, and there are many factors that contribute to the onset of this disease, which are closely related to daily life and work habits. The following is a detailed introduction. Causes of shoulder pain: 1. Chronic strain: Bad habits in daily life, long time in a certain posture, can make the neck, shoulder and back part of the muscle over tension, or even strain, inducing frozen shoulder. 2, bad posture: In daily life, due to bad standing and sitting posture, the burden of the shoulder is not evenly distributed, and maintaining this posture for a long time will increase the local muscle tension, resulting in chronic strain and inflammation, triggering frozen shoulder. 3, external force injury factors: shoulder joint activity is large, in the activity, the shoulder muscles, tendons, ligaments can be superimposed by different ways of force, muscle force vector change frequently, which is the condition of soft tissue injury. 4. Inflammatory changes: If the local inflammation of the shoulder joint is not controlled in time, it can be the cause of frozen shoulder. If the acute inflammatory phase is treated appropriately and reasonably to eliminate the inflammatory lesion, it can be cured early without further development. The phenomenon of shoulder pain should not be underestimated, especially the shoulder pain caused by frozen shoulder, we recommend that you go to a professional hospital in time to find the relevant condition.