Chest tightness, shortness of breath, numbness of hands and feet may be caused by cervical spondylosis, cardiac arrhythmia, hysteria and other reasons. 1. Cervical spondylosis: Cervical spondylosis patients with cervical spine osteophytes or prolapsed nucleus pulposus compresses the sympathetic nerves, which will cause symptoms of sympathetic nerve excitation such as chest tightness, shortness of breath, panic, numbness of hands and feet. 2. Cardiac arrhythmia: cardiac arrhythmia will lead to reduced ejection function of the heart, insufficient blood supply to the coronary arteries and insufficient peripheral perfusion, resulting in myocardial ischemia and peripheral organ circulatory perfusion disorders, such as chest tightness, shortness of breath, and numbness of the hands and feet. 3. Hysteria: hysteria is often caused by psychological factors, patients feel their chest tightness and shortness of breath, often shortness of breath, resulting in excessive carbon dioxide exhalation, which causes respiratory alkalosis, causing numbness of the hands and feet. Chest tightness shortness of breath hands and feet numbness should go to the hospital in a timely manner, improve the examination, clear cause of the timely treatment.