Psoriasis

Psoriasis is an autoimmune disease that causes plaques, which are itchy or sore patches of thick, dry, discolored skin. While any part of your body can be affected, psoriasis plaques most often develop on the elbows, scalp, knees, face, back and palms and feet. Like other autoinflammatory diseases, psoriasis occurs when your immune system - which normally attacks infectious germs - begins to attack healthy cells instead. Common Questions & Answers Who is most at risk for psoriasis? Psoriasis is a genetic condition that can be passed down through families. It occurs about equally among women and men, and symptoms usually develop between age 35 and 15. What types of psoriasis are there? There are several types of psoriasis. Psoriasis types include plaque psoriasis, gutta...