Psoriasis is a chronic inflammatory skin disease where skin cells regenerate too quickly and form thick, red patches of skin with white or silver scales.[1] A 2017 study found that up to 11% of adults and 1.4% of children worldwide have psoriasis.[2]
What is psoriasis?
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•Last Updated: May 16, 2025
Psoriasis is a chronic inflammatory skin disease characterized by the rapid regeneration of skin cells, which leads to thick, red patches covered with white or silver scales. A 2017 study indicated that up to 11% of adults and 1.4% of children globally are affected by this condition.