Psoriasis causes thick patches of skin called plaques that are dry and flaky. Dandruff usually comes and goes and can be caused by oily hair or irritants. Psoriasis is a chronic autoimmune disease and ...

Many people who have psoriasis will experience the telltale sign of itchiness or burning. But for people with differing skin tones, that’s where the similarities may end. The symptoms of psoriasis, a ...