Heel dry crack white, may be related to physiological factors, may also be related to keratosis pilaris, frostbite and other pathological factors. 1. Physiological factors: commonly found in older people, with the gradual increase in age, the body’s metabolic rate slows down, the skin elasticity is reduced, if coupled with the dry environment, there may be a dry cracked white heels. 2. Pathologic factors: (1) keratinized tinea pedis: this type of tinea pedis can lead to dry cracked and whitened heels, and it is mostly considered that it may be due to the infection of the foot skin with fungi. Under the action of fungal infection, it results in the thickening, roughness, and desquamation of the skin of the foot, which may cause dry cracked and whitened heels, and it may be accompanied by symptoms such as cracking and pain. (2) Frostbite: mainly occurs in cold winter, due to stay in the cold environment for a long time, do not pay attention to foot warmth, local blood vessel contraction, peripheral blood circulation obstacles caused by frostbite, may cause dry cracked heels, whitening, and may be accompanied by the affected area of the skin swelling, itching, pain and other symptoms. Heel dry crack white, may also be for other reasons, it is recommended that the patient as soon as possible to consult a doctor, a clear diagnosis, in accordance with the doctor’s instructions standardized treatment.