The “three points of self-help” for coronary angina will help you to reduce the effect. The three points include Zhongchong, Jiquan and Zhiyang. Angina pectoris symptoms 1, mixed angina pectoris can occur in physical activity and quiet state, the coronary arteries that have a certain degree of organic stenosis, but also can be accompanied by exertion-induced spasm, most belong to the unstable angina pectoris, often at rest angina pectoris attack, there can be increasingly light exertion that causes a more severe angina pectoris attack. 2, spontaneous angina because of the coronary artery spasm so that the corresponding area of oxygen supply temporarily significantly reduced, only in the resting state or bed sleep angina, its chest pain episodes and exertion and other factors that cause myocardial oxygen demand increased no obvious relationship, compared with the exertional angina, this pain generally last longer, the degree of heavier, but the frequency of attacks, duration and degree of pain for different patients may The frequency, duration and degree of pain may vary from patient to patient. 3, exertional angina This kind of angina is also called exertional angina, on the basis of a considerable degree of fixed stenosis of the coronary arteries, physical activity, emotional excitement or intense mental labor, etc., which makes the myocardial oxygen demand increase, and angina occurs. 4, recumbent angina belongs to the unstable angina of rapid onset, greater risk, poor prognosis, it is at rest or sleeping angina, the attack time is longer, the symptoms are also heavier, the pain is severe and unbearable, the patient is irritable, the effect of nitroglycerin is not obvious, may develop into acute myocardial infarction and serious arrhythmia. 5, worsening angina, also known as progressive, refers to the original stable type of patients, within 3 months the frequency, degree of pain, the cause of frequent changes, and progressive worsening, pain increased, prolonged, can be more than 10 minutes, with nitroglycerin can not be immediately completely eliminated, indicating the development of coronary artery disease, can develop into myocardial infarction. So, how to self-first aid angina attack? Self-aid three acupuncture points 1, Chung Chong acupuncture point is located at the end of the middle finger, you can use your thumb to press; 2, the extreme spring acupuncture point is located in the axillary artery should hand, press the point with the thumb to the axilla directly; 3, to the Yang point in the back of the lower edge of the two scapula line midpoint, press should be in the seventh thoracic vertebrae spinal real subluxation.