Dampness in the body may lead to eczema, such as dampness-heat, spleen deficiency, dampness-heat and yin deficiency may lead to eczema. Dietary indiscipline, obesity, etc. can cause dampness-heat, dampness-heat stagnation of the skin after the eczema may lead to eczema, and the onset of the more acute, eczema lesions are larger in scope, blisters, and there will be itching, scratching, running water and other manifestations. Spleen and stomach damage, spleen deficiency can not transport, dampness retention, resulting in spleen deficiency and heavy dampness, can also lead to eczema, hair plaits more slowly, the course of the disease is longer. There are papules, blisters, itching and other manifestations, and there is oozing after scratching. In the personal constitution, dampness and heat damage led to yin deficiency, yin deficiency and dampness and heat and then combined, resulting in yin deficiency and dampness and heat, eczema produced, the course of the disease is relatively long, the skin is dry and flaky, there is hyperpigmentation, itching is more intense, and there is heat on the hands and feet heart, night sweating (sweating abnormally after going to sleep, waking up sweating stops) and other manifestations. If there is any discomfort, it is recommended to consult a doctor in time.