Psoriasis is a skin disorder that causes skin cells to multiply up to 10 times faster than normal.

Knowing which kind of psoriasis you have helps you and your doctor make a treatment plan. Most people have only one type at a time.

Other skin conditions -- some of them minor, others more complex -- can also look like psoriasis.

Experts believe psoriasis is an autoimmune disease. That means your body thinks its own tissues are foreign invaders that must be attacked.

Tracking psoriasis flares can help you feel more in control of your condition.

When you have psoriasis, the most important thing is to follow your doctor’s advice. Still, you can do a lot on your own to help control and prevent flare-ups.

When you look at your patch (or patches) of thick, red skin, you probably want to know two things: How can I make this disappear? And how can I stop my psoriasis from spreading?

While the underlying cause of psoriasis stems from your body's immune system, certain triggers can make symptoms worse or cause flare-ups.

Who gets psoriasis more often: women or men? And do your chances of developing this long-term skin condition go up based on your race, ethnicity, or age?

Psoriasis causes red, scaly patches to appear on the skin. It can look like a rash, so you may worry that you could get it from someone else or pass it to others. But rest easy: It's not contagious.

You’re more likely to get psoriasis if your blood relatives also have it. That’s because certain genes play a role in who gets the condition.

Your immune system uses tiny proteins called cytokines to communicate between cells. Some cytokines appear to play a key role in psoriasis.

Psoriasis is a skin disease that affects about 8 million Americans. It comes in several forms. Plaque psoriasis is the most common.

Inverse psoriasis is a skin condition that affects the folds of your skin.

If you have psoriasis under your arms, aka inverse or “hidden” psoriasis, you might wonder whether it’s OK to use deodorant or antiperspirant.

Guttate psoriasis is a type of psoriasis that shows up on your skin as red, scaly, small, teardrop-shaped spots.

Scalp psoriasis is a common skin disorder. It can be a single patch or several, and can even affect your entire scalp.

If your scalp itches and flakes, your doctor can tell if it’s just dandruff or a more serious problem like psoriasis.

Most shampoos are designed to clean and care for your hair, but if you have psoriasis on your scalp, you should find shampoos that are made specifically for your scalp.

A visit to the salon can put a smile on your face and give your self-esteem a little boost. Don’t let scalp psoriasis keep you from these simple pleasures.