May 31 is World No Tobacco Day, WHO annually attract attention to the problem of smoking, the dangers to health, especially in adolescents and during pregnancy.
The World Health Organization (WHO) to announce May 31 World No Tobacco Day (World No Tobacco Day).
Smoking during pregnancy increases the risk of a child's obsessive-compulsive disorder (OCD, or obsessive-compulsive neurosis). It is characterized by the emergence of involuntary intrusive thoughts (obsessions) and trying to get rid of them with the help obsessive actions (compulsions).
Employees of the Karolinska Institute analyzed data from 2.4 million Swedes were born in 1973-1996 years. For volunteers followed until 2013. We found 17305 members OCD. On average, the volunteers were diagnosed at the age of 23 years.
Scientists have discovered a number of factors that increase the likelihood of OCD, such as smoking during pregnancy, breech presentation and caesarean section. Also increased the risk of large and small birth weight. Experts still can not explain their findings. They emphasize that further research is needed.
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