Q I'm in my 40s working an office job in Dong-gu, Incheon. When I'm stressed or work late a lot, the back of my neck itches like crazy and I keep scratching, and only that spot has become leathery and thick. Why the back of the neck of all places?
A Areas easily reached by the hands — the back of the neck, elbows, ankles — get scratched unconsciously and often, so neurodermatitis develops there easily. When stress and overtime build up tension, the itch signal grows stronger, entrenching the cycle of scratching that spot more and thickening it.
Detailed Answer
Neurodermatitis tends to appear in areas the hands easily reach and thoughtlessly scratch often — the back of the neck (occiput), elbows, wrists, ankles, and shins. The back of the neck in particular is a classic spot where the hand reaches automatically under stress, so the more tension someone carries, the more that single spot thickens intensively. When the body and mind are tense from overtime and fatigue, the threshold for feeling itch drops, so even minor stimulation feels intensely itchy and provokes more scratching.
Korean Medicine Clinic Perspective
At Dongjedang, we see such cases as accumulated stress generating Heart-fire (simhwa), with that heat floating upward and making the skin of the neck and head dry and sensitive. Because simply blocking the scratched area leaves the root of the itch and tends to recur, we approach it together by descending the upward-floating heat, calming the mind, and moistening the parched skin (nourishing blood and moistening dryness, bohyeol-yunjo). We consider that the more tension a person lives with, the more important it is to regulate the body's internal heat.
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