psoriasis

Melanoma

Melanoma

Melanoma is the most serious form of skin cancer. Most melanomas arise as a new spot on previously normal skin, rather than from a pre-existing mole.

Psoriasis

Psoriasis

Psoriasis causes red, scaly patches of skin that may be sore or itchy. The patches mostly affect the knees, elbows, lower back and scalp.

Cold sores overview

Cold sores overview

A cold sore is a skin infection that is caused by the herpes simplex virus (HSV). Cold sores usually occur on or around the lips or nose and are very common. They have nothing to do with colds.