Right bladder pain is commonly caused by cold in the back of the right shoulder, trauma to the back of the right shoulder, and chronic diseases of the shoulder, as follows: 1. Cold in the back of the right shoulder: during sleep at night, if you do not pay attention to keep warm, it can easily lead to local cold in the shoulder, which can cause painful symptoms, and can be accompanied by restricted movement of the shoulder joint, with obvious symptoms when pressing, and the symptoms will be gradually relieved after hot compresses and local braking. 2. Trauma to the back of the right shoulder: Acute injury to the shoulder joint can occur in the process of movement and pull the back muscle injury, the patient will have pain symptoms throughout the back of the shoulder, accompanied by restricted movement and local swelling, sometimes taking X-rays can also reveal serious shoulder fractures and dislocations. 3, chronic diseases of the shoulder: subacromial impingement syndrome and rotator cuff tears and other chronic diseases can cause pain symptoms in the back of the right shoulder, accompanied by shoulder joint Restricted movement, weakness of shoulder flexion, supination and abduction, and other clinical symptoms.