外感病是由风、寒、暑、湿、燥、火六淫作为病因引起的一大类疾病,如病邪从肌表及肺侵入人体,发病之初有发热、恶寒、头痛、流涕、咳嗽、或咽痛,口渴、苔薄、脉浮紧或浮数等表证的症状和体征者属于外感表证范围。外感表证中最常见者为风寒及风热两类。外感风寒以表寒为主证,外感风热以 Exogenous disease is caused by wind, cold, heat, wetness, dryness, and fire six kinks as a cause of a large class of diseases, such as pathogenic evils invade the human body from the muscle surface and the lungs, the beginning of the disease have fever, chills, headache, runny nose , cough, or sore throat, thirst, thin, tight pulse or floating number and other symptoms and signs of symptoms are exogenous evidence range. The most common exogenous manifestations are wind and wind. Exogenous cold is dominated by table cold, exogenous wind and heat