Although it is generally believed that 10% to 15% of the adult population suffers from chronic insomnia, and an additional 25% to 35% have transient or occasional insomnia, prevalence estimates vary because of inconsistent definitions and diagnostic criteria.
What is Seborrheic Dermatitis? Considered a chronic form of eczema, seborrheic dermatitis appears on the body where there are a lot of oil-producing (sebaceous) glands like the upper back, nose and scalp. The exact cause of seborrheic dermatitis is unknown, although genes and hormones play a role.
34. If you have atopic eczema, avoiding certain causes (triggers) and irritants may help to prevent flare-ups of symptoms. The terms eczema and dermatitis mean much the same. That is, an inflammation of the skin. It causes red, itchy skin which may also blister. There are two main types of dermatitis/eczema: 1  Atopic eczema.