The study has a clear social marketing function – the findings can be used to build an understanding of pressing issues and build political commitment through climate-setting and awareness-raising. It could, for example, encourage the participation of young people through youth councils, peer education, schools etc., in analysing data and designing responses. The study could also be used as a reference base for policy-making in countries: for example, by supporting country interministerial groups set up to address young people’s health