The root cause of dampness-heat is not kidney deficiency, but is related to dietary indiscretion, feeling of external evils, emotional factors, and spleen and stomach dysfunction. 1. Dietary indiscretion: often due to eating too much meat, desserts and other fatty and greasy food, spleen transportation dysfunction, spleen transportation ability is weakened, then the dampness is generated within the stomach, stomach heat blazing, dampness and stomach heat combined with each other and produce dampness-heat. 2. Feeling external evil: mainly feeling dampness and heat. Located in the region of the climate is humid and hot, day long is the accumulation of dampness and heat in the body. 3. Emotional factors: emotional upset, excessive thinking, etc. affect the liver’s detoxification function, the liver detoxification function is abnormal can not regulate the qi, the spleen and stomach elevation dysfunction, the dampness within the birth of dampness, dampness and heat, then into the dampness-heat. 4. Loss of health of the spleen and stomach: Dampness is born internally, and it will turn into heat after long time of depression. The pivot of water and dampness is the spleen, if the spleen and stomach are injured due to various reasons, causing the malfunction of the spleen and stomach, the water and dampness stops internally, and the heat is transformed into dampness and heat over a long period of time. Therefore, the root cause of dampness-heat is not kidney deficiency, there is evidence of dampness-heat, should be treated under the guidance of the doctor, so as not to make a mistake.