Wind-cold and wind-heat belong to the external wind evidence, but the transformation of the wind in the body is different, can not be identified, can be identified by clinical manifestations, tongue, pulse, etc.. 1. wind-cold evidence, clinical manifestations can be seen in the cold (cold) heavy, fever light, little or no sweat, body aches and pains, when the flow of clear mucus, pharynx itchy but generally not red and swollen, coughing, coughing, cough phlegm thin color white, the mouth is not thirsty or thirst like hot drinks. The tongue is thin and white and moist, and the pulse is floating and tight. 2. Wind-heat syndrome, the clinical manifestations can be seen fever heavy, cold light, generally sweating more, head and eyes swollen red, when the flow of turbid mucus, more red, swollen and hot pain in the throat, cough coarse, or hoarse, cough phlegm sticky yellow, mouth thirsty and prefer cold drinks. Tongue coating is yellow, thick and dry, and the pulse is floating. If there is a suspected external symptom (the main manifestation of respiratory symptoms after feeling external evil), please go to the hospital in time, under the guidance of the doctor for standardized consultation.