
A: Approximately 7.5 million people in the United States have psoriasis. Psoriasis occurs in all age groups but is primarily seen in adults. Up to 40% of people with psoriasis experience joint inflammation that produces symptoms of arthritis, according to the American Academy of Dermatology. This condition is psoriatic arthritis. Psoriatic arthritis patients also experience other arthritis symptoms.

A: Approximately 7.5 million people in the United States have psoriasis. Psoriasis occurs in all age groups but is primarily seen in adults. Up to 40% of people with psoriasis experience joint inflammation that produces symptoms of arthritis, according to the American Academy of Dermatology. This condition is psoriatic arthritis. Psoriatic arthritis patients also experience other arthritis symptoms.

A: Approximately 7.5 million people in the United States have psoriasis. Psoriasis occurs in all age groups but is primarily seen in adults. Up to 40% of people with psoriasis experience joint inflammation that produces symptoms of arthritis, according to the American Academy of Dermatology. This condition is psoriatic arthritis. Psoriatic arthritis patients also experience other arthritis symptoms.