Back cramps may be caused by overwork, myofasciitis, cervical spondylosis and so on. 1. Overwork: If the patient maintains a bad posture for a long time, overwork will lead to damage to the soft tissue of the muscles, which will cause the back to have cramps and pain. 2. Myofasciitis: the disease is mainly related to the body by the cold, damp climate, chronic strain, viral infections and other external adverse factors stimulation, resulting in patients with back cramps and pain, the onset of the site of the pain is often chronic persistent soreness or dull pain. 3. Cervical spondylosis: the disease is mainly due to cervical degenerative disc changes, resulting in cervical soft tissues and vertebral body dynamic, muscle balance imbalance, thus stimulating or compression of the cervical nerve root, resulting in the phenomenon of back cramps and pain. It is recommended that patients go to the hospital in a timely manner, under the diagnosis of the doctor, according to the patient’s specific condition performance, to take targeted treatment.