Upper arm pain may be caused by physiological factors such as excessive labor or strenuous exercise, or it may be caused by pathological factors such as cervical spondylosis, rotator cuff injury, etc. According to the cause of the disease, rest, medication, physical therapy or surgery can be chosen to alleviate and treat the pain. 1. Physiological factors: due to excessive labor or strenuous exercise, etc., resulting in fatigue of the upper wall muscles, excessive production of metabolic products in the body and accumulation of lactic acid, which can cause the symptoms of muscle pain in the upper arm, which can be gradually relieved after sufficient rest. 2. Cervical spondylosis: patients suffering from cervical disc herniation, spinal stenosis and other diseases, due to the spinal cord and nerve root compression, neck pain and pain and numbness of the upper limbs can occur. Non-steroidal drugs such as ibuprofen and meloxicam can be chosen to relieve pain, and surgery can be considered for serious cases. 3. Rotator cuff injury: rotator cuff injury can cause pain around the shoulder and soreness in the upper arm, which can be treated symptomatically by rest and braking, using non-steroidal painkillers such as Loxoprofen sodium, etc., and physical therapy such as hot compresses and infrared rays can also be chosen, and arthroscopic surgery is needed to treat the serious cases. There are many other causes of upper arm pain, if you can’t get relief in time, it is recommended that the patient go to the hospital to identify the cause of the disease and then targeted treatment to avoid delaying the condition. The above medication should be used under the guidance of a doctor.