The average person thinks they just need to slather on more moisturizer. Unfortunately, the root of the problem is most likely internal, not external. If your patient has vertical cracks/fissures and dryness on the posterior, lateral and medial aspects of both heels, their gut health may be compromised, especially if it's independent of season. They may also have hypothyroidism, diabetes, atopic dermatitis, or a number of other conditions; as well as (or in addition to!) potential vitamin C, B3, E and/or omega-3 fatty acid deficiencies. 

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