The document is part of WHO project to identify and define evidence-based strategies for influencing adolescent help-seeking and identify research questions and activities to promote improved help-seeking behaviour by adolescents. The document presents the findings from an international review on the topic; results of programme consultation with 35 adolescent health programmes; results of six key informant interviews; and recommendations for action, including brief outline for developing a set of guidelines for the rapid assessment of social supports to promote the help-seeking of adolescents.