Colds and flu are not cured by sweating. Colds can be divided into superficial reality and superficial deficiency. Generally speaking, those with fever, no sweat, bad cold (fear of cold) and body pain belong to superficial reality; those with fever, sweat and bad wind belong to superficial deficiency. Among them, qi deficiency, blood deficiency, yin deficiency, yang deficiency will sweat, so the cold sweat is a pathological manifestation, not soon to be good performance. If the symptoms of nasal congestion, runny nose, sneezing, itchy throat, heavy voice, fever, cough, sore throat, headache, limb soreness disappear, and there is no recurrence, or transfer to other diseases, it means that the cold is getting better. If the cold sweats, it is recommended to go to the hospital in time, by the doctor reasonable arrangement of the treatment program, not to take their own medicine, to avoid adverse consequences.