Cardiogenic respiratory distress refers to cardiogenic dyspnea caused by factors such as increased hydrostatic pressure and is commonly associated with cardiogenic pulmonary edema due to left heart insufficiency, which in turn leads to respiratory failure. Cardiogenic dyspnea is mainly caused by left heart and or, right heart failure, and the two occur by different mechanisms, with left heart failure causing more severe dyspnea. So, how should patients usually prevent cardiogenic respiratory distress? The following is a brief introduction: 1, living room arrangements should be fresh air, circulation, no dust, soot, smoke, paint gas and all other irritating substances. 2, diet should be light and delicious, avoid cold drinks and cold food. Eat less and more meals, do not eat greasy and stimulating food. 3, keep a relaxed mood, eliminate mental tension, adjust the psychological state of many asthma rest because of frequent attacks, the burden of thought is very heavy, especially children have developed a fear of disease. 4, rational use of drugs, and actively treat the original disease.