Heart failure can be divided into chronic heart failure and acute heart failure according to the speed of onset; chronic heart failure can be manifested as dyspnea, coughing, coughing up sputum, hemoptysis, generalized fatigue, dizziness, palpitations and other symptoms; acute heart failure can be manifested as dyspnea, irritability, pallor, coughing up a large amount of pink foamy sputum and even shock and other symptoms. Various factors such as myocardial infarction, cardiomyopathy, myocarditis and other myocardial injuries can lead to ventricular contraction function and the heart pumping ability is impaired, and then cause heart failure. 1. Chronic heart failure patients first appear the symptoms of dyspnea, and in severe cases, there is the performance of sitting breathing. Most patients have cough, sputum and hemoptysis at night, accompanied by generalized weakness, reduced exercise tolerance, dizziness, palpitation and panic. 2. Acute heart failure patients’ condition progresses rapidly, manifested as sudden aggravation of dyspnea, accompanied by profuse sweating, irritability, pallor, patients may also feel fear and sense of imminent death. Some patients experience frequent coughing, coughing up pink foamy sputum and transient high blood pressure, and even shock. Heart failure is a serious condition, if the patient is not feeling well, please consult the doctor immediately; improve the relevant examination and standardized treatment.