1 girl. The most chosen methods of suicide were, respectively, drug poisoning, hanging, jumping from a height, and, very rarely, firearms. Boys chose firearms, explosives, hanging, and suffocation, whereas girls mostly chose poisoning or drug overdose as a method to kill themselves. The most chosen methods of suicides among children were jumping from a height, poisoning, hanging, stabbing, and jumping under vehicles. In September 2015, Fateme Daneshvar, the director of the social committee of the Islamic City Council of Tehran, declared that from 2002 to 2004, 6 children committed suicide in Tehran. This data is from the Loghman Hospital in Tehran and is for suicides by poisoning for ages 8 to 13. Sociologist Majid Mohammadi considers the following five reasons for Iranian child and teen suicide: 1- conflicts in sexual identity which increases suicide rates among LGBT youths; 2- neglected depression; 3- group pressure and being bullied at school; 4- copycatting the suicide of another person and public hanging of criminals; and 5- Forced marriage in some provinces. In a field study done on 323 students (159 boys and 164 girls) between the ages of 14 to 17 in the city of Isfahan, which was published in 2001, the prevalence of major depressive disorder among teenagers was nearly 43.4% and suicidal ideation 32.7%. It was revealed that 55.5% of girls and 30.8% of boys had been suffering from mild or severe depression. This study also showed that the highest frequency of suicide ideation (58.3%) was among teenagers who described their parents' behavior to be restrictive (less emotional and more controlling), while the lowest frequency of suicide ideation (11.6%) was among teenagers who described the behavior of their parents to be democratic (more emotional and less controlling). The prevalence of suicide ideation among girls was more than boys (37.7% vs 27.5%, respectively). Youths According to suicide statistics of 2013, which were the most recent until July 2015, 54% of all suicides in Iran were committed by people aged under 30. A longitudinal study done on students from 2003 to 2008, showed that hanging was the most chosen method and wrist cutting was the least chosen method of suicide. According to this study, single male students aged 22 who were studying Humanities in the Islamic Azad University, had a higher incidence of suicide than any other group. It was found that most of these suicides were committed near the time of the