Shoulder, neck and arm pain is considered to be caused by overwork, cervical spondylosis, neck and shoulder myofasciitis and other reasons. 1. Overwork: If the neck, shoulder and arm area is loaded with weight for a long time, such as porters, etc., it will cause damage to the local soft tissues, and the symptoms of neck, shoulder and arm pain will appear. 2. Cervical spondylosis: the occurrence of cervical spondylosis and cervical spine degenerative lesions, in addition to prolonged low head, work will lead to cervical spinal cord, nerve roots and vertebral arteries are compressed, the emergence of shoulder, neck and arm pain and other symptoms. 3. Cervical and shoulder musculoskeletal fasciitis: the cause of fasciitis is not particularly clear, and is considered to be related to long-term muscle strain, but also related to cold, trauma, etc., the above factors will lead to pathological changes in the fascia, pain and other symptoms. Neck and shoulder myofasciitis pain will radiate to the upper limb area. Shoulder, neck and arm pain should be actively go to the hospital, clear causes, symptomatic treatment, it is recommended to pay attention to rest, pay attention to local warmth.