Is psoriasis contagious?
Psoriasis cannot move between people.
Author: Lauren Donley
First answered: 18 Sep 2014
Last reviewed: 19 May 2018
Rating: 4.4/5 Votes: 242
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Psoriasis is a long-term inflammatory skin condition characterized by patches of red skin that are covered with thick, white plaques. Usually the knees, elbows, lower back and scalp are affected. The patches are often itchy and can become painful, especially if scratched.
Psoriasis is an autoimmune disease, meaning that the immune system mistakenly attacks normal skin cells, causing psoriasis. It is usually an inherited condition, although in rare cases it can occur with no family history of the disease.
Triggers for psoriasis differ from person to person, but can include trauma, stress, sunburn, a reaction to certain drugs, or an infection.
A doctor can usually diagnose psoriasis by looking at the skin and conducting a physical examination. The most common form, plaque psoriasis, causes silvery, scaly patches on the knees and elbows, with reddened skin underneath them.
Treatment for psoriasis will depend on how severe it is and where on the body it is found. In mild cases, creams and ointments can be effective. In moderate cases, light therapy and topical medications may be used. In severe cases where the condition is widespread …
The exact cause of psoriasis is unclear. Therefore, it is difficult to know how to prevent this condition.
No particular foods have been linked to the development of psoriasis. However, in the case of long-term disease, a doctor may recommend a healthy diet rich in fruits, vegetables and whole grains. Avoiding alcohol may also …