It is useless to cover the fever with a blanket. Fever and metabolic disorders related to the body, fever increased heat production, heat dissipation is reduced, at this time if the quilt to cover the heat, heat dissipation is more difficult, once the fever can not dissipate heat, the body temperature will rise further, when the fever is more serious. Some people feel that after the fever with the blanket heat sweating, the fever began to go down. In fact, this is not the quilt heat credit, but in the temperature decline period, the body itself began to decline in body temperature, but also happen to use the quilt heat, leading to the formation of people “with the quilt heat can reduce fever” illusion. If you want to lower your fever, you should use the right way, such as wiping your body with warm water, taking a warm bath, and taking antipyretic medication. It is recommended to go to the hospital in time when you have a fever, so that the doctor can give the correct guidance to reduce the fever, and follow the doctor’s instructions to use medication.