Question

What is Psoriasis?

Answer 1

Read: https://www.psoriasis.com/what-is-psoriasis

Answer 2

Psoriasis is a long-lasting autoimmune disease characterized by patches of abnormal skin. These skin patches are typically red, itchy, and scaly. They may vary in severity from small and localized to complete body coverage. Injury to the skin can trigger psoriatic skin changes at that spot, which is known as Koebner phenomenon.

Answer 3

It can be caused by many things, but essentially it's patches of flaky red skin. :)