The skin in these areas is more sensitive, so the condition can be a challenge to manage and treat. Lesions can cause cracks (called fissures) in the creases of your skin, which may be painful and bleed. Because of its location, the disease may also cause:
Psoriasis is a common skin disorder that forms thick, red, bumpy patches covered with silvery scales. They can pop up anywhere, but most appear on the scalp, elbows, knees, and lower back.
Psoriasis can't be passed from person to person. It does sometimes happen in members of the same family.
It usually appears in early adulthood. For most people, it affects just a few areas. In severe cases, it can cover large parts of the body. The rashes can heal and then come back throughout a person's...