Children who are hot but not feverish are most likely caused by their unique physiological state or the temperature of the surrounding environment, and generally do not need treatment. Such as normal physiological conditions, because the child is in the state of growth and development, metabolism, the child’s basal metabolic rate compared to adults is relatively high, its body temperature is relatively high. Secondly, due to the children active, energetic, exercise, so that the blood circulation faster, increased heat production, and cause their body heat. Or the child is located in the surrounding environment, high temperature, poor ventilation, such as the summer heat and humidity, heat dissipation is impeded, and lead to children’s body fever. In addition, the child drinks little water, sweats a lot, the lack of body fluids, but also prone to dehydration fever. Usually, there is no need for special treatment. Lowering the ambient temperature and replenishing water can relieve the fever. However, if the child is not feeling well, it is recommended to consult a doctor for diagnosis and treatment.