Heel cracks may just be caused by localized dryness, but can also be caused by fungal infections, diabetic foot and so on. If the feet sweat less, the local skin is too dry, can cause the phenomenon of dry cracked heels, the general use of emollients to relieve, do not need to worry too much. If there is a fungal infection of the foot, there will be dry and cracked heels, accompanied by itching, flaking feet and other symptoms. In addition, if there is diabetes, can lead to foot vasculopathy, triggered by diabetic foot, dry skin or even cracking phenomenon, may also be followed by ulcers and other symptoms. If there is a serious phenomenon of heel cracks, you should go to the hospital in time for examination and timely appropriate treatment.