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Eczema (atopic dermatitis) in teens and adults: the signs, the causes, treatment, and living with it
For any teen or adult with eczema, whether it began in childhood, came back, or started now; for anyone with an itchy rash that may be it; and for the people beside them. It passes on, by name, what the National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS, part of the NIH) says about atopic dermatitis: what it is, who gets it, and where the rash shows up on teens and adults; the causes and what often comes with it; the diagnosis and who treats it; the kinds of treatment; and the daily skin routine, stress, sleep and flares. It builds the questions to ask and prints a card. Nothing is saved. For a baby or child, see Eczema in a baby or child.
A word with a dotted line under it, like this, opens its official definition, quoted from a U.S. government glossary.
Right now
- Trouble breathing, or swelling of the face, lips or tongue? Call 911, and see When it might be a severe allergic reaction (ours: neither NIAMS page names 911).
- Skin that worries you? NIAMS says skin infections are common with eczema and can worsen from scratching; it does not say what one looks like. Ours: show a provider, the same day if you also have a fever or feel ill.
- No bleach bath and no wet wraps on your own. NIAMS says doctors may recommend them in some cases, only with your doctor’s instructions.
- At the end of your rope, or having thoughts of suicide? Call or text 988, any hour, free (ours).
More help
- The skin on this site: Eczema in a baby or child · Psoriasis · Ichthyosis · A rash or an itch: find the right page.
- What can come with it: Asthma · A severe allergic reaction · Pink eye · Blepharitis · Anxiety · Depression · Can’t sleep.
- For you: Symptom diary · My medicines · Low-cost health care · Get ready for your appointment. In an emergency: Help right now (988, 911). All our free tools.
A rash or an itch, and not sure this is the right page? The pages on this site for a rash, an itch or something going around at home, on one list.
This page and its wording were written with AI (Claude) for Scarlet Beast (our AI policy). No doctor or nurse has reviewed it. The facts were read on October 22, 2026 on the two pages of NIAMS’s (NIH) Atopic Dermatitis: Overview, Symptoms, & Causes, and Diagnosis, Treatment, & Steps to Take, last reviewed in November 2022. Ours: the 911 and 988 lines; showing a provider any skin that worries you, the same day with a fever; writing things down before the visit; the questions to ask; the card; the links to our other pages; and the order of the steps. What we left out: the Research & Resources tab, the PDF and the clinical trials. This page names no brand and no medicine by name, and gives no amount: ask your doctor and pharmacist. Nothing you tick or type here is saved or sent.