Itchy feet, may be related to physiological factors, may also be due to tinea pedis, foot eczema, foot frostbite and other causes. 1. Physiological factors: itchy feet may be too dry with the foot skin, common in the autumn and winter seasons, due to the air is too dry, if you do not pay attention to good foot skin moisturizing care, resulting in foot skin is too dry, it may cause itchy feet. 2. Tinea pedis: usually due to poor foot hygiene habits, caused by fungal infections, in the fungal stimulation, it may cause itchy feet, may also be accompanied by vesicles between the toes, pain and other symptoms. 3. Foot eczema: the local skin of the foot appears more pimples, scales, which may cause itchy feet. 4. Frostbite: in the cold winter, if the feet stay in the cold environment for a long time, resulting in skin vasospasm contraction, resulting in local tissue cell damage, prone to frostbite, it may cause itchy feet, may also be accompanied by skin ulceration, pain and other symptoms. Itchy feet, exclude physiological factors, it is recommended to consult a doctor as soon as possible, after the cause is clear, to give targeted treatment and conditioning.