Psoriasis Revolution type 2 affecting old people(40 years and older). This type of psoriasis is not inherited and does not have a relation with breakdowns in the immune system. The difference between these two psoriases is that type 2 attacking nails and joints, unlike type 1 attacking the skin. According to another theory, the reason for psoriasis is immunity disorders caused by various factors: it could be stress or infectious diseases, cold climate, or an unhealthy diet. For example, it is proved that alcohol can provoke an exacerbation of psoriasis – this is especially true for a beer, champagne, and other alcoholic drinks. Eating foods that contain vinegar, pepper, chocolate aggravates the disease and can cause exacerbation of psoriasis. According to this theory, psoriasis is a systemic disease. This means that in case of serious infringements in the work of the immune system, the process can spread to other organs and tissues such as the joints. As a result, it may develop psoriatic arthritis, which is characterized by the defeat of the small joints of the hands and feet.
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