Heel peeling and cracking is considered to be related to keratosis pilaris, foot keratosis pilaris eczema, palmoplantar keratosis and other causes. 1. Keratosis pilaris: a contagious skin disease caused by fungal infection, which can make the skin appear dry and thickened, scaly, cracked skin performance, especially in winter, the heel, the edge of the foot can appear dry, scaly skin, cracked symptoms. 2. Keratosis pilaris eczema: due to the dryness of the foot skin, it can lead to the occurrence of keratosis pilaris eczema. If you often use hot water to scald your feet, it can aggravate the condition, which can lead to cracked skin on the soles of your feet or heels. 3. Palmoplantar keratosis: the lesions are symmetrically distributed and confined to the palmoplantar area, often showing different degrees of hyperkeratosis, peeling and cracking of the skin. Avoid hot water, soaps and baths, and try to ventilate shoes and socks. Heel peeling and cracking, need to keep the feet dry and clean, should change shoes and socks to avoid aggravation of symptoms. It is recommended that patients go to the hospital for diagnosis and treatment in a timely manner, and use medication under the guidance of the doctor.