The arm swelling and pain can not sleep may be muscle strain, cervical spondylosis, tumors and other diseases, should be based on the causes of arm swelling and pain to choose the appropriate physical therapy, drug therapy, surgical treatment, etc.. 1. Muscle strain: If muscle strain occurs in the arm in daily life, local lactic acid deposition may cause arm pain. It is recommended to fully stretch the arm muscles, relax the muscles through hot compresses, massage and other methods to accelerate the decomposition of lactic acid and relieve arm pain. When the pain is severe, it is recommended to follow the doctor’s instructions to take oral celecoxib and other non-steroidal drugs, anti-inflammatory pain. 2. Cervical spondylosis: If the herniated nucleus pulposus presses and stimulates the peripheral nerves, it may cause arm distension and pain, which can be relieved by physical therapy such as hot compresses and cervical spine traction, etc.; and the use of non-steroidal anti-inflammatory drugs such as diclofenac sodium and neurotrophic drugs such as methylcobalamin, etc., in accordance with the doctor’s prescription. In severe cases, surgical treatment such as nucleus pulposus removal can be performed to eliminate compression and treat arm swelling and pain. 3. Tumor: If there are primary malignant bone tumors, soft tissue tumors, etc., which invade the arm muscles, it will cause arm pain and discomfort. It is recommended to observe dynamically under doctor’s guidance and consider resection, radiotherapy or chemotherapy to eliminate the tumor if necessary. In addition to the above reasons, coronary heart disease, upper limb nerve compression and other reasons can also cause arm pain. If the symptoms of arm swelling and pain can not sleep, you should go to the hospital in time to find out the cause, choose the treatment under the guidance of the doctor, do not self-medication.