What is up with my skin on my heels? its drying and cracking

Dry Heels: There is a chance that your dry heel skin, is not merely dry skin but a kind of rash. Psoriasis can cause very thick dry like skin on the heels, and also at times, on the elbows, knees, scalp, and behind the ears. There is also a kind of dry skin on the heels that comes in women who are having the menopause. Try a cortisone cream, once a day, and a good moisturizer, once a day, to see if it helps.