Michael shares his personal experience with plaque psoriasis, a chronic autoimmune disease that causes itchy, scaly patches on the skin. Diagnosed at 18, Michael initially managed his symptoms with topical creams but later found relief with a prescription treatment, Otezla. Dr. Jennifer, a dermatologist, explains that psoriasis affects over 8 million people in the U.S. and describes how the condition results from inflammation caused by an overactive immune system.