September 2024 in “Journal of the American Academy of Dermatology” Seborrheic dermatitis affects quality of life and sleep, linked to stress and nervous system changes.
4 citations
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January 2013 in “Acta dermato-venereologica” Some patients with Alopecia Areata experience itch due to immune cells and enzymes that cause itching.
Iron deficiency anemia can cause itching, which often improves with iron supplements.
70 citations
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February 2016 in “EMBO reports” Scientists found a specific group of itch-sensing nerve cells in mice important for feeling itch but not for sensing heat or touch.
August 2014 in “Springer eBooks” Certain gene mutations can weaken the skin barrier and, when combined with environmental factors, lead to eczema and severe itching.