You can take a bath when you have a fever, which has a certain effect of reducing fever. If the fever is caused by wind-cold, you can take a hot bath to dispel the wind and dispel the cold, relieving the sweating effect of the muscle, which is conducive to the recovery of the cold and the reduction of body temperature, but the time should not be too long, otherwise it will hurt the fluid, causing the symptoms of cold and heat, resulting in the aggravation of the disease. If the fever is caused by wind-heat cold and summer humidity cold, you can take a cool bath, which can lower the body temperature. When you have a fever, you should eat a light diet, eat less spicy and oily food and sweets, and avoid fish, shrimp and seafood to avoid fire and phlegm, which can cause coughing and aggravate the disease. Drink more water, take vitamin C supplements, take rest and prevent cross-infection, and be alert to dehydration and convulsions caused by high fever. If the body temperature exceeds 38.5 degrees, you can use indomethacin suppositories in the anus and take oral antipyretic and analgesic drugs such as ibuprofen and acetaminophen, which can play a fast role in reducing fever.