Psoriasis usually starts between ages 15 and 35, a time when people are especially concerned about how they look. For many, the change in outward appearance leads to some inner emotional turmoil.
The numbers tell the story. About 4,700 people responded to a National Psoriasis Foundation survey that asked about their emotional well being. More than two-thirds said the disease made them feel self-conscious, embarrassed, angry, frustrated, or helpless.
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Psoriatic arthritis is a chronic (long-lasting) disease in which a person with psoriasis develops the symptoms and signs of arthritis joint pain, stiffness and swelling.
Approximately 5% to 10% of the 3 million people who have psoriasis develop psoriatic arthritis. Psoriatic arthritis affects men and women equally and usually begins between ages 30 and 50. However, the disease can also occur in children. Most people have mild symptoms, but in some cases, the symptoms can be quite severe.
Get the facts on the 5 types of psoriatic arthritis, and ways to treat it ›