With the arrival of summer, many of you have similar symptoms – sweaty hands and hand molting. It often manifests as superficial flaking of the thin layer of the cuticle in the palm and toe area. The cause of this disease is not well understood to date. It is thought that the disease is a ringworm rash, but most patients do not have ringworm. It is now thought to be a genetic defect that may be related to autosomal recessive inheritance. Localized hyperhidrosis, skin irritation from chemical products, plant nerve dysfunction, and seasonal temperature changes may all be related to the development of this disease. In Chinese medicine, it is considered to be related to wind-damp-heat evil: wind evil or wind-damp superficial evidence of sweating; internal evidence of sweating is internal heat evidence, and internal deficiency evidence of sweating is yin deficiency internal heat. Treatment: Wind evil or wind-damp superficial evidence – Fangji Huangqi Tang with addition and subtraction RI heat evidence – clear bile and dampness, harmonize the stomach and resolve phlegm – Artemisia Baicalin Qing Bile Tang with addition and subtraction Yin deficiency internal heat – benefit qi and generate fluid, astringent yin and stop sweating – Shengve San with addition and subtraction In addition to herbal regulation, topical tar, vitamin A acid, low concentration of keratolytic agents and mild emollient creams can also have some effect. Precautions: avoid excessive contact with water, avoid adverse stimulation of the hands, contact to avoid mental tension and emotional excitement.