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.
Eczema vs Dermatitis. Eczema is also known as dermatitis. It is the same thing. Sometimes eczema refers to chronic skin inflammation while dermatitis refers to an acute attack. But then, chronic dermatitis would be synonymous with eczema. Therefore, it is important to remember that clinically both are the same, and they are classified together.
Like psoriasis, seborrheic dermatitis most often clears and flares throughout the lifetime. Seborrheic Dermatitis Certain skin diseases look like psoriasis but actually fit another diagnosis. One example of this is seborrheic dermatitis, a red, itchy rash that appears most often (but not always) on the scalp.