The scientific team at the Karolinska Institute in Sweden found: the presence of mental disorder causes him to create an environment of their own kind. The researchers analyzed an extensive database for the years 1973-2009. It contained information about 700 thousand citizens of Sweden, their social status and condition.
Scientists have identified several groups of mental disorders: autism, schizophrenia, anorexia, drug addiction, attention deficit disorder, hyperactivity, depressive-manic syndrome. The aim was to establish how the presence of certain types of deviations affect the social aspects of human life.
It turned out that mentally ill people often choose their partners of a person with the same disease. Apparently, the presence of factor brings understanding and creates the basis for a good relationship.