Psoriasis is a non-contagious, lifelong skin problem with thickened red and scaly skin. It is very likely to run in families and appears to be caused by errors in how the immune system functions. Certain substances and situations may cause
Psoriasis is a non-contagious, lifelong skin problem with thickened red and scaly skin. It is very likely to run in families and appears to be caused by errors in how the immune system functions. Certain substances and situations may cause psoriasis to flare or worsen. Triggers may include injury to the skin, HIV and AIDS infection, certain drugs, smoking, alcohol consumption, and emotional stress. Psoriasis may also be triggered by infection with a type of bacteria called Streptococcus.
The condition is common and is estimated that up to 2% of the United States population has psoriasis. Psoriasis can develop at any age, but it is not common in in