The common causes of skinned feet include physiological factors and pathological factors (such as chronic eczema, scaly keratosis pilaris, etc.). 1. Physiological factors: generally dry weather, skin aging, lack of vitamins, poor washing habits, etc., easy to lead to too dry skin and the phenomenon of dry cracked skin. 2. Pathologic factors (1) Chronic eczema: the etiology of this disease is unknown, may be related to internal factors, such as chronic infection foci, endocrine and metabolic changes, blood circulation disorders, etc., and external factors, such as food, inhalants, environmental factors, etc., manifested in the affected areas of the skin infiltration on the dark red patches of pimples, scratches, scales and other symptoms. (2) scaly keratinized tinea pedis: this disease is mainly caused by fungal infections, common causative organisms include red trichophyton, trichophyton fungus, gypsum-like microsporidium, etc., occurring in the heel, manifested as dry skin, roughness, thickening, desquamation, cracking and other symptoms. It is recommended that patients usually pay attention to the cleanliness and hygiene of the skin, such as suspected disease, should be timely to the regular hospital dermatology consultation, combined with relevant examinations, a clear diagnosis, and follow the doctor’s instructions for treatment.