Dampness will lead to illnesses such as heavy limbs, tiredness and fatigue, lack of food and drink, increased secretions in the body, and difficulty in healing old diseases, etc. The combination of wind and dampness will attack the body more seriously than a simple cold. If not treated in time, wind and dampness will invade from the skin to the muscle couples, and then invade the muscles and stay in the joints to form paralysis, and even deep into the internal organs to cause malfunction of the internal organs. Dampness in addition to combining with wind to form rheumatism, can also be cold and heat to form cold and damp, and damp and heat evil on the human body is more complex. Because cold and damp are both yin evil, cold and damp together will be more harmful to the body’s yang, resulting in the body’s warmth function is insufficient, the organs function more low, appearing cold, pain, abdominal pain symptoms, and heat is yang evil, damp is yin evil. When dampness and heat fight each other, the human body will experience fever, or even prolonged low fever and unpleasant sweating, just like the kind of feeling given by summer and humid days, which is very tricky to treat. This is because clearing heat in Chinese medicine will in turn hurt Yang energy, leading to increased water-dampness, and dry dampness will aggravate heat evil. Water-dampness can also become phlegm-damp when it gathers in the body. And phlegm dampness is an independent pathological product, and related to many diseases, such as coughing and coughing phlegm. Obesity is the accumulation of phlegm and dampness in the body, cardiovascular and cerebrovascular disease tumors also have phlegm and dampness components included.