If the fever is caused by wind-cold, you can cover with thick blanket, which can play the effect of pungent warmth to disperse cold and release sweat from the muscles, which is conducive to the discharge of sweat and can play a role in lowering the body temperature. It can be combined with 10 grams of ginger, 10 grams of white onion and some brown sugar, decocted in water and drunk as a substitute for tea to enhance the effect of pungent warmth and dispersing cold, relieving muscle and generating sweat. If the fever is caused by wind-heat cold or summer-damp cold, it is not recommended to cover with thick blankets, otherwise it will encourage the heat and blood in the body, causing the body temperature to rise and aggravating the disease. When you have a cold and fever, you should eat a light diet, drink more water and eat more vegetables and fruits, which will help lower your body temperature and help you recover from the cold. Avoid eating spicy and oily food, and avoid fish, shrimp and seafood to avoid fire and phlegm, which can cause coughing and aggravate the disease. If the body temperature exceeds 38.5℃, you can take ibuprofen, acetaminophen or use indomethacin suppositories in the anus, which has the effect of antipyretic and analgesic, and can play a fast role in reducing fever.