People with cold body often see fear of cold, warm hands and feet, white face, etc.; Damp-heat syndrome is often seen in the head and body heavy (head and limbs heavy feeling), frequent and short urination, chest and abdomen full of stuffiness and other symptoms. Cold people are generally not easy to appear in the clinical manifestations of dampness-heat. According to the theory of Chinese medicine constitution “from the chemical”, the condition is mostly changed from the constitution, that is, after the human body feels the evil, the pathological nature tends to follow the constitution and undergo different changes, such as the cold constitution is susceptible to cold, dampness of the invasion of the evil, and the evil from the yin after the transformation of the cold, that is, it evolves into the evidence of yin, yang deficiency. Cold body is the theory of the physical quality of the yin quality, with “false”, “cold” features, more weak, pale and no luster, tiredness, fatigue, limb weakness, hands and feet are not warm, like warmth, like warmth, appetite is not good. Body cold people body yang qi weak, not only susceptible to colds, but also prone to dampness, edema, phlegm (water metabolism obstacles formed by the pathological products), blood stasis and other diseases, such as gastric and abdominal cold, diarrhea, limbs and face oedema, urination volume and color clear, skin bruises and petechiae, impotence of men, spermatorrhea, women’s cold and menstrual cramps, and so on. If discomfort occurs, it is recommended to consult a doctor in time.