Right arm pain when lifting the shoulder may have the following reasons: First, impingement syndrome of the acromion, impingement syndrome of the acromion is due to the acromion has osteophytes, and the humerus tuberosity impingement each other and lead to pain, this time to carry on the relevant shoulder joint X-ray film, nuclear magnetic examination for diagnosis; Second, frozen shoulder, frozen shoulder can also appear when the pain of the shoulder joint, the serious will have to the activities of the various directions of limitation. Restriction, then we should carry out relevant physical examination and shoulder joint X-ray film, nuclear magnetic examination for diagnosis; third, rotator cuff tear, rotator cuff tear can also appear shoulder joint pain when lifting, then we should carry out relevant shoulder joint nuclear magnetic examination for diagnosis, and arthroscopic surgical treatment if necessary; fourth, myofasciitis, myofasciitis can also appear when the arm is lifted severely, shoulder pain, then we should carry out relevant physical examination and examination, then we should carry out relevant physical examination and examination, then we should carry out relevant physical examination and examination. In this case, relevant physical examination and checkup should be carried out to exclude other diseases for diagnosis.