Hand and foot cracks most often occur in the palm, fingertips, heel and both sides, at first the skin is tight, hard, appearing flaking and shallow cracks, then the skin is rough, thick, while the cracks deepen, hand and foot activities often cause pain or bleeding at the cracks. This is because the palm of the hand and foot skin does not have hair follicles and sebaceous glands, the lack of sebum moisturizing and protection. At the same time, the cuticle of the palm of the hand and foot due to labor or walking friction, is the thickest of the whole body skin. Although the stratum corneum has a protective effect, but too thick keratin will make the skin elasticity becomes poor, easy to crack. In addition, if the habits or occupation requires frequent hand washing or contact with alkaline substances and other organic solvents or cleaning agents, or long-term outdoor workers, often in the autumn and winter seasons, the phenomenon of cracked hands and feet will be more serious. According to Chinese medicine, the recurrence of cracked hands and feet in the autumn and winter seasons is usually related to the lack of qi and blood, blood stagnation, and the inability to nourish the skin, as well as the seasonal factors, including wind, cold, dryness, and external stimuli such as friction and pressure, which aggravate the cracked symptoms. In the view of Chinese medicine “treating the untreated”, active treatment when the seasons change, not only can reduce the chance of attack or alleviate the symptoms of the attack, and at the same time, physical improvement, also greatly reduce the occurrence of chapped hands and feet next year. In terms of internal medicine, you can choose drugs with the effect of benefiting Qi, nourishing blood, moistening dryness, commonly used drugs such as raw earth, angelica, etc., while adding blood circulation drugs such as peach kernel, safflower, etc. If the degree of cracking is light, the initial external maintenance can be the main, unlimited times a day to apply moisturizing cream, moisturizing cream, especially after each cleaning of the hands and feet, the protection of oil can reduce the loss of moisture in the skin of hands and feet.