Fever in the hearts of the feet and hands is mainly caused by Yin deficiency due to dysfunction of the spleen and stomach. If the daily life does not pay attention to the regular diet, emotional instability, internal fire in the heart and liver caused by excessive drinking or excessive consumption of spicy and oily food, as well as the accumulation of internal fire within food, or due to the influence of long-term irritability, resulting in Yin deficiency, it can be manifested as heat in the palms of the hands and feet, poor appetite, dry and painful throat, etc. Treatment is based on nourishing yin. Patients can be treated under the guidance of a professional doctor with drugs such as Guodiangshan, Gentian Diarrhea Liver Pill and Baohe Pill to clear the heart and defeat fire, dredge the liver and eliminate food. In addition, patients with poor spleen and stomach function need to adjust the diet structure in a timely manner, pay attention to the regular diet, avoid overeating, avoid raw, cold, hard, spicy and other diets, and try to choose a light, easy-to-digest diet. Also need to pay attention to appropriate exercise, avoid sedentary. It is recommended to keep a calm mind and maintain a happy mood in order to regulate the spleen and stomach and relieve the symptoms of fever in the heart of the hands and feet.