The exact cause of atopic dermatitis (eczema) is unknown. Healthy skin helps retain moisture and protects you from bacteria, irritants and allergens. Eczema is likely related to a mix of factors:1  Dry, irritable skin, which reduces the skin's ability to be an effective barrier.2  A gene variation that affects the skin's barrier function.ealthy skin helps retain moisture and protects you from bacteria, irritants and allergens. Eczema is likely related to a mix of factors: 1  Dry, irritable skin, which reduces the skin's ability to be an effective barrier. 2  A gene variation that affects the skin's barrier function.
1 Psoriasis of the liver is a term used to describe the damage that potent psoriasis medications infringes on the liver. 2  Although some people have to resort to medications with bad side effects on other organs, liver damage may be overted by using more natural and healthy ways of treating psoriasis.
Dry, red patches of skin are the most well-known symptoms of psoriasis. The skin replaces itself more quickly than normal, causing excess skin cells to pile up in thick layers. Roughly half of people with psoriasis also have irregular fingernail growth that results in pitting, crumbling, or discoloration of the nail.