1, skin aging: with the decrease of skin water content with age, chapping is easy to occur in winter and dry season, which is related to skin aging;

2, beriberi: commonly known as Hong Kong foot, soaking, whitening, erosion in the foot seam. But in addition to the above forms, there are two very common types. One is papule blister type, which suddenly becomes hot or walks for a long time, and blisters and broken skin appear on the soles of the feet; The second is hyperkeratosis, in which case the heel will become rough and chapped;

3, eczema, psoriasis: For example, eczema with hyperkeratosis will lead to skin thickening, skin elasticity will decrease after thickening, and it is also prone to chapping.

In short, chapped heels may be caused by aging and dryness, fungal infection, eczema or psoriasis. And you need a doctor's diagnosis before you can treat it.