Summer heel dry cracks, can be considered with dry skin, tinea pedis or eczema and other reasons related to the general treatment, topical medication or systemic medication and other measures to alleviate dry cracks. 1. Dry skin: due to the distribution of sebaceous glands in the heel is small, especially dry skin, when the local exposure to dry air environment, more likely to crack, this time need to pay attention to moisturizing, timely application of vitamin E ointment or Vaseline for emollient treatment, and gradually improve the cracking. 2. Tinea pedis: the foot can be due to dermatophyte infections occurring tinea pedis, in which the scaly keratinized type can make the skin flaky, dry, at this time you can use azole cream treatment, such as ketoconazole, econazole, etc., should not be used to exfoliate a strong, irritating drugs, if necessary, can be used to seal the package of therapy, if the external medicine is not good, you can consider systemic medication, such as oral terbinafine or itraconazole. 3. Eczema: when the foot has chronic eczema, the local skin can be hyperkeratotic, the formation of cracks, also known as chapped eczema, can be washed in the local area after the topical urea ointment, combined with halomethasone ointment and other glucocorticosteroid drug therapy. Heel cracking, should consult a doctor in time, under the guidance of the doctor standardized reasonable use of drugs.