Heart failure elderly people appear dyspnea, cough sputum, lower limb edema, loss of appetite and other symptoms or the original symptoms aggravate the situation is serious. 1. Difficulty in breathing: at night, they need to sleep and rest in a high-rest position, and once they lie down, they will be aggravated by wheezing. 2. Cough and sputum: manifested as sitting breathing, coughing up pink foamy sputum, and a significant increase in respiratory rate. 3. Double lower extremity edema: after heart failure, the patient’s mobility will be significantly reduced, and there will be symmetrical, concave edema of both lower extremities, mostly in the calf or ankle area. 4. Loss of appetite: some patients have gastrointestinal stasis, which will be manifested as abdominal distension, nausea, reluctance to eat and other symptoms. Heart failure patients once the relevant symptoms, or the original symptoms worsened, suggesting that the condition is serious, you need to consult a doctor in a timely manner, under the guidance of the doctor systematic treatment.