High school girls sometimes heart pain, sometimes fast heartbeat can be cardiac neurosis, intercostal neuralgia, coronary artery spasm, hyperthyroidism and other factors. 1. Cardiac neurosis: there is no organic lesion, due to emotional changes and other factors can cause sympathetic nerve excitation, there can be a fast heartbeat performance, when the cardiomyocytes are ischemic and hypoxic symptoms of pain can occur. 2. Intercostal neuralgia: when the left side of the chest fracture, tuberculosis, herpes zoster infection, etc., can trigger intercostal neuralgia attack, there can be pain in the chest wall of the heart, the pain can be stimulated to lead to rapid heartbeat. 3. Coronary artery spasm: Coronary artery spasm can occur in young women, which can lead to insufficient oxygen and blood supply to the heart and the manifestation of heart pain, accompanied by rapid heartbeat. 4. Hyperthyroidism: young women with hyperthyroidism can experience sinus tachycardia, as well as panic attacks, palpitations, pain and other discomforts. High school women with heart pain and fast heartbeat should consult a doctor in time, under the guidance of a specialist to actively carry out appropriate treatment, which will help to alleviate the uncomfortable symptoms as soon as possible.