The characteristics of fever due to food retention include persistent fever, high temperature of palms and feet, and foul odor of defecation. 1. Persistent fever: Fever caused by accumulation of food is not obvious until the accumulation of food is not relieved, and the symptom of elevated body temperature will persist, and some patients’ fever is not obvious after taking oral medication or infusion, until the body temperature gradually returns to normal after the accumulation of food is improved. 2. High temperature of the palms and feet: the temperature of the palms and feet of the patient will be higher than other parts of the body. 3. Foul odor in defecation and exhaust: This is mainly a symptom of indigestion caused by food accumulation, which is manifested by a more obvious foul odor in defecation and exhaust. It is recommended that the treatment of fever due to food accumulation should be based on tonifying the spleen and stomach, assisting digestion, eliminating food accumulation, etc. At the same time, the diet should be adjusted to avoid indigestible food, and massage and massage can also be taken to assist in the treatment, and if necessary, medication should be taken in accordance with the doctor’s instructions, such as Baohe Pills. Note that allergy to drugs is prohibited. If the above symptoms occur, it is recommended to consult the hospital, under the guidance of the physician standardized treatment, do not blindly deal with, so as not to cause adverse reactions.