Usually frozen shoulder does not cause hand numbness, hand numbness is considered to be related to cervical spondylosis, carpal tunnel syndrome, stroke and other diseases. 1. Frozen shoulder: the cause of the disease is not yet clear, may be the result of synovitis and joint capsule fibrosis. Typical symptoms of patients are pain around the shoulder joint and limitation of activities, which usually do not cause hand numbness. 2. Cervical spondylosis: Cervical spondylosis is related to cervical degeneration and cervical disc herniation, which often causes patients to have neck stiffness, shoulder and back pain, limited activities, dizziness, nausea and vomiting, tinnitus, and numbness of one or both lower limbs, and weakness of both hands. 3. Carpal tunnel syndrome: the disease is related to exogenous compression, carpal tunnel lumen becomes small and other factors, which can cause numbness of the patient’s hands. Some patients are also susceptible to other symptoms such as weakness in holding objects, activity disorder and muscle atrophy. 4. Stroke: Stroke can also cause hand numbness in some patients. Diseases related to atherosclerosis, bad habits, high blood pressure, patients are prone to dizziness, limb weakness, headache, nausea and vomiting, slurred speech, blurred vision and other symptoms. It is recommended that people with frozen shoulder with hand numbness should seek medical examination as soon as possible, and follow the doctor’s instructions after clarifying the cause of the disease, and should not use drugs or prescriptions indiscriminately.