Hand numbness on both sides of the rib pain without coughing, considering the trauma caused by, may also be suffering from costochondritis, intercostal neuralgia and so on. 1. Trauma: If the arm and rib area are stimulated by trauma, it may lead to edema of the soft tissue in the affected area and release a large number of inflammatory factors. When the inflammatory factor causes irritation to the local nerves, it will trigger the pain sensation. Secondly, poor blood circulation in the affected area after injury may trigger numbness. 2. Costochondritis: Chronic strain of the ligaments of the thoracic and rib joints, nutritional disorders of the rib cartilage and other reasons may induce costochondritis and make the patient’s ribs hurt. The pain may radiate to the arm area, accompanied by arm pain and numbness. 3. Intercostal neuralgia: If the patient suffers from thoracic spine tuberculosis, thoracic spine fracture, spinal cord tumor, ankylosing spondylitis and other diseases, intercostal neuralgia may be triggered, causing the patient to have rib pain, chest pain and other symptoms. The pain may radiate along the intercostal nerves and spread to the arms, leading to arm pain and numbness. There are various causes of hand numbness on both sides of the rib pain without cough, patients are advised to go to the hospital for relevant examinations to clarify the cause.