Patients with arm muscle pain may be related to overwork, muscle strain, cervical spine disease and other factors. 1. Overexertion: when the patient’s upper limb activity is excessive, or when the patient carries out weight-bearing lifting for a long time, it may cause arm muscle pain. 2. Muscle strain: when the patient keeps a movement for a long time, it may cause ligament strain, muscle strain, or even strain of the arm muscles, which will produce the symptoms of arm muscle pain. 3. Cervical spine disease: when the patient suffers from cervical spine disease, such as herniated disc, small joint dislocation, etc., due to nerve compression, triggering the corresponding area of the arm muscle pain, numbness and other symptoms. In addition, carpal tunnel syndrome, elbow tube syndrome, fasciitis and other diseases may also cause muscle pain in the arm, it is recommended that patients seek medical examination in a timely manner to clarify the cause of the targeted treatment.