Seborrheic dermatitis: Despite its appearance, this skin disease is not caused by poor hygiene. Seborrheic dermatitis: Overview This is a very common skin disease that causes a rash. When this rash appears, it often looks like the one pictured above. The skin tends to have a: Reddish color.

Psoriasis: Overview What is psoriasis? Psoriasis (sore-EYE-ah-sis) is a chronic (long-lasting) disease. It develops when a person’s immune system sends faulty signals that tell skin cells to grow too quickly. New skin cells form in days rather than weeks. The body does not shed these excess skin

For people with psoriasis, a chronic skin condition, taking good care of their skin can alleviate some of the discomfort that may be experienced, such as itching, cracking, and bleeding of the skin. While managing the skin condition can be a challenge, dermatologists provide tips to help psoriasis patients

What is psoriatic arthritis? Do you have psoriasis? If so, it's important to pay attention to your joints. Some people who have psoriasis get a type of arthritis called psoriatic (sore-ee-at-ic) arthritis. This arthritis often begins with a few swollen joints. A single finger or toe may be noticeably

  Actinic keratoses (AKs): AKs form on skin that soaks up lots of sun over the years. An actinic keratosis (ak-ti-nik ker-ah-TOE-sis), or AK, is a rough, dry, scaly patch or growth that forms on the skin. Actinic keratosis: Overview Also called solar keratosis An AK forms when the skin is badly damaged