Stigma: The other danger associated with psoriasis

40% wouldn't shake hands with someone with the condition: study

People with psoriasis are often faced with people who don't want to shake hands with them and who see them - incorrectly - as contagious, according to a new study.

"Patients with psoriasis often express frustration to me that they experience discrimination in public places and the work environment," said study co-author Dr Joel Gelfand of the University of Pennsylvania in Philadelphia.

"My patients tell me that they have been asked not to use a pool, feel embarrassed going to the hair salon or have been fired from jobs that require interaction with the public."

In the study, researchers surveyed two groups of people without psoriasis: 187 medical students at the University of Pennsylvania and 198 adults from's Mechanical Turk data collection service.

The survey displayed images of people with psoriasis, including enlarged images of psoriatic skin. 

Participants were asked to