

This chapter advances the case for investment in adolescent health and well-being based on key developments since the publication of the first edition of the guidance in 2017. First, it describes key developments since then that can inform better adolescent health and well-being programmes, including a consensus framework for adolescent well-being. Then, it explains what is special about adolescents that warrants dedicated attention in policies and programmes and why investing in adolescent health and well-being is worthwhile. It then summarizes the key learnings from the COVID-19 pandemic and describes other contemporary threats to adolescent health and well-being such as climate change and armed conflicts and displacements. Finally, the chapter presents examples of opportunities to advance the adolescent health and well-being agenda.
