Sudden stabbing pain in the heart can not move, a move on the pain is considered to be angina pectoris, acute myocardial infarction, cardiac insufficiency, intercostal neuralgia and other causes, the need for sublingual nitroglycerin or fast-acting heart pills, etc. and promptly consult a doctor for examination. 1. Angina pectoris: it is divided into stable angina pectoris and unstable angina pectoris. Angina pectoris is caused by ischemia and hypoxia of the heart muscle cells, chest tightness, chest pain and other symptoms. It is necessary to take nitroglycerin or danshen drip pills under the tongue immediately, and stop activities immediately, and seek medical examination and treatment in time. 2. Acute myocardial infarction: it refers to the narrowing or blockage of coronary arteries, resulting in insufficient blood supply to the heart and necrosis of myocardial cells. It is a life-threatening emergency and should immediately call 120 or go to the hospital for medical treatment, and interventional surgery if necessary. 3. Cardiac dysfunction: prevalent in women, mainly caused by anxiety, nervousness, depression, emotional excitement and other mental factors, belonging to the autonomic nervous system balance disorder, can be improved by adjusting the mood, if necessary, follow the doctor’s instructions to take olanzapine, methylcobalamin, ghrelin and other drugs. 4. Intercostal neuralgia: generally caused by infection with bacteria, viruses, or traumatic injury, etc., can appear in the anterior region of the heart, intercostal tingling or radiating pain, you can consult a doctor to use acyclovir, gabapentin, methylcobalamin, B vitamins, ibuprofen extended-release capsules and other drugs treatment. The presence of tingling in the heart should not be taken lightly, and the prognosis is better with aggressive intervention and treatment. Delaying the condition may have adverse consequences. Medication should be prescribed by a doctor.