Is eczema contagious?
No. NIAMS says atopic dermatitis is not contagious, so it cannot be spread from person to person.
Sharing a home with someone who has eczema
Atopic dermatitis is a type of eczema, and the NIAMS statement is about it. You do not need to keep a distance from someone with the rash, and you do not need to worry about sharing a couch.
You can read the plain basics on Cleveland Clinic's eczema page. The NHS also explains atopic eczema in everyday terms.
Eczema reading for teens and beginners
Reading costs nothing. Nemours KidsHealth has an eczema page written for teens that works well for any beginner, and the American Academy of Dermatology covers diagnosis and treatment of atopic dermatitis.
Naming a rash yourself
Deciding on your own whether a rash is eczema is the step to avoid. A wrong guess can send you down the wrong path, and a clinician can give you the right label.
A rash that is new or not settling
If a rash is new, if you are unsure what it is, or if it is not settling, ask a clinician to look. That is the quickest way to get an answer that fits your skin. The same goes for readers across Madera and the rest of the county, including Madera Acres and Fairmead, which each have a place page here.
Whether eczema fades with age
After learning it does not spread, readers often turn to whether eczema goes away with age. This site answers that one separately.