It is not right to cover a fever with a blanket to sweat. During a fever, the body temperature will be higher than the normal body temperature, although the quilt may be able to promote the body to sweat, but do not advocate this method of cooling. Because after a fever with a quilt cover may lead to a sharp rise in body temperature, the body temperature rises sharply, may cause some damage to other organs of the body, not only can not lower the body temperature, but also on the health of the body. Fever, if the body temperature does not exceed 38.5 ℃, you can take physical cooling method, at this time you can use warm water to wipe the body, there is a certain cooling effect. If the body temperature exceeds 38.5 ℃, you can take ibuprofen or acetaminophen under the guidance of a doctor to reduce fever. It is recommended to consult a doctor for diagnosis and treatment of fever.