Heart failure that is, heart failure, heart failure patients always hungry may be the patient to eat less caused by, may also be heart failure patients combined with diabetes, hyperthyroidism and other diseases. 1. Eating less: If patients with heart failure eat less in their daily life, and the amount of food they eat does not reach the amount of consumption needed in daily life, it may lead to the phenomenon of total hunger in patients with heart failure. 2. Diabetes:The cause of diabetes is still unclear, and it may be caused by heredity as well as bad life habits. Patients may experience symptoms such as excessive drinking, excessive urination, and excessive eating. If diabetes occurs in combination with heart failure, it can lead to symptoms of constant hunger. 3. Hyperthyroidism:Hyperthyroidism is caused by the active function of the thyroid gland, and the main symptoms of the patient are hyperphagia, agitation, irritability, and easy to be hungry, etc. If the patient with heart failure is combined with diabetes, it will cause the patient to be always hungry. If a patient with heart failure suffers from a combination of hyperthyroidism, the patient will have the manifestation of total hunger. When a patient with heart failure has symptoms of total hunger, it may be caused by eating less and does not require treatment. If it is caused by other diseases, the patient should consult a doctor in time and follow the doctor’s instructions.