Secondary prevention targets individuals at the onset of the pathological condition in the context of screening 2 and seeks to lower the rate of established cases of the disorder or illness in the population (prevalence) 3. Tertiary prevention – treatment and rehabilitation. [...] The appreciation of the complexity and multi- dimensional nature of suicide is reflected in the increased focus on the implementation of a broad array of suicide prevention strategies. [...] To update the evidence on the School-based suicide School Suicide-related knowledge and SR effectiveness of suicide prevention prevention programs attitude, suicide risk and programs for children and youth, and General and at risk groups protective factors, suicidal analyze the elements related to the of children and youth behaviour different programs. [...] The authors of one review 15 were not able to retrieve all of the articles that were identified by the literature search because of the short timeframe allocated for the completion of the review. [...] The authors of this review noted that the available evidence offers little support for the hope that the targets of reduction in suicide rates can be achieved on the basis of current knowledge and current policy.