Psoriasis is generally thought to be a genetic disease which is triggered by environmental factors. In twin studies, identical twins are three times more likely to both be affected compared to non-identical twins; this suggests that genetic factors predispose to psoriasis.
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This page is medically reviewed by Dr. Sourabh Welling, a practicing homeopathy doctor and founder of Welling Homeopathy, Mumbai. He has extensive experience in treating chronic and difficult conditions using individualized homeopathic treatment.