Smoking increases the risk of developing psoriasis and worsens its course, according to the American Journal of Medicine. Scientists at Harvard Medical School in Boston used data from a large 14-year study, which involved 79,000 nurses. Among them there are 887 cases of psoriasis. The analysis showed that women who smoke, the risk of psoriasis was 78% higher than in non-smokers. The increased risk of psoriasis, even among those who had committed the habit has been retained: former smokers develop disease more often than Non smoking in 37%, and this trend continued for 20 years, having a cigarette, the researchers reported. In addition, smokers with severe disease, the head of research Hong Choi (Hyon Choi). The base of psoriasis are diseases of the immune system. According to experts, the toxins in cigarette smoke may have a negative effect on the immune system, strengthening of disease. Reduced at the same time, quit the level of circulating immune complexes in the blood, which in turn reduces inflammation can cause, said Choi. Psoriasis - an inflammatory condition caused by too rapid decay of the upper layer of the skin. The disease is accompanied by the development of inflamed scaly red patches and itching. Only the UK Psoriasis affects more than one million people.
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