The manifestations of heart failure in the elderly are related to the location and severity of the heart failure, which may be characterized by progressive exertional dyspnea, cough, sputum, subcutaneous bruising and edema, abdominal distension, dyspepsia, or mild symptoms, such as panic attacks and fatigue. Whether heart failure occurs in the elderly or the young, the clinical manifestations are mainly related to the location and severity of the disease. In the early stages of heart failure, patients may have mild symptoms, such as panic attacks and fatigue. As the disease progresses, the symptoms worsen. Left heart failure patients will have progressive exertional dyspnea, activity tolerance decreased significantly, gradually developed into the inability to lie down at night, sitting breathing, will be accompanied by coughing, coughing white or pink foamy sputum, dizziness and fatigue. Right heart failure may present with subcutaneous edema, abdominal distension, dyspepsia, nausea, hepatomegaly, and jugular venous rupture. If the above manifestations of heart failure exist, it is recommended to go to the cardiology department of the hospital for treatment.