心绞痛常可反复发作,尤其是体力或脑力过度劳累,情绪激动或恐惧,寒冷刺激,饱餐后,吸烟酗酒等因素常可诱发心绞痛频繁发作,甚至一日可发作数次。不但增加病人的思想负担,影响工作、学习和生活质量,而且还可以发生心肌梗死,危及 Angina often repeated attacks, especially physical or mental over exertion, emotional or fear, cold stimulation, after a meal, smoking and alcohol and other factors can often lead to frequent attacks of angina, and even attack several times a day. Not only increase the patient’s mental burden, affecting work, study and quality of life, but also can occur myocardial infarction, endangering