AOL: Not just in your head: Here's how stress causes eczema flare-ups Eczema Causes No one knows what causes eczema. Studies aiming to identify causes of the disease are underway. Children of parents who have allergic diseases are more likely to develop eczema than children of parents who do not.

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For this reason, many scientists believe genes may contribute to causing eczema. Recent research has identified mutated forms of specific genes that may be involved ...