Skip to content
My WebMD Sign In, Sign Up

Psoriasis Health Center

Font Size

Psoriasis: Test Your Knowledge

Psoriasis affects up to 7.5 million Americans, according to the National Institutes of Health. Psoriasis is more common in adults than children and affects males and females equally.

Psoriasis affects:

Recommended Related to Psoriasis

Understanding Psoriasis -- Treatment

Despite the fact that psoriasis is incurable, it responds well to many topical and systemic treatments. Even people with severe psoriasis can get relief during flare-ups in about 85% to 90% of cases.

Read the Understanding Psoriasis -- Treatment article > >

  • 2% to 3% of people throughout the world
  • About 2.2% of people in the United States
  • Some cultures more than others. Worldwide, psoriasis is most common in Scandinavia and other parts of northern Europe. It appears to be far less common among Asians and is rare in Native Americans, according to the American Academy of Dermatology.

WebMD Medical Reference

Reviewed by Norman Levine, MD on October 31, 2012

Today on WebMD

Woman sitting in front of UV lights
About 7.5 million people in the U.S. Get to know what to do about it.
stress and psoriasis
What might spark your psoriasis today?
 
woman bathing
Relax and heed these eight tips.
woman applying lotion
It starts in the immune system. Read on.
 
Top Psoriasis Treatments To Try At Home
Article
Woman sitting in front of UV lights
Slideshow
 
Beware Miracle Diets For Psoriasis
Article
Psoriasis Laser Therapy
Video
 
10 Questions About Psoriasis To Ask Your Doctor
Article
psoriasis on elbow
Article
 
Psoriasis (Moderate to Severe)
Article
Psoriatic Arthritis Do You Know The Symptoms
Article