Dry and cracked heels may be caused by physiological factors or pathological factors (e.g. tinea pedis, eczema, etc.). 1. Physiological factors: due to the dry environment, patients drink less water, and excessive cleaning of the feet, it will lead to the phenomenon of dry and cracked heel area. 2. Pathologic factors: (1) Tinea pedis: it is related to fungal infection, especially keratinized tinea pedis, which can make the skin of the heel area hypertrophied, dry, desquamated, cracked, accompanied by obvious itching, and it is contagious. (2) Eczema: the cause of the disease is not yet clear, and it is considered to be a chronic inflammatory skin disease caused by internal and external factors, especially chronic eczema, which can make the skin in the heel area dry, cracked, etc., and can be accompanied by itching and tingling. It is recommended that patients with dry and cracked heels should go to the dermatology department of regular hospitals for examination in time, and follow the doctor’s instructions to standardize the treatment to avoid aggravation of the lesions after a clear diagnosis.