Global Accelerated Action for the Health of Adolescents (AA-HA!) - First edition
Guidance to Support Country Implementation

Overview
Adolescents are not simply old children or young adults. This deceptively simple observation lies at the heart of Global Accelerated Action for the Health of Adolescents (AA-HA!): guidance to support country implementation, which reflects the coming of age of adolescent health within global public health.
For years, the unique health issues associated with adolescence have been little understood or, in some cases, ignored. But that has now changed. Adolescent health and development was made an integral part of the Global Strategy for Women’s, Children’s and Adolescents’ Health (2016–2030) (the Global Strategy) because, in the words of the United Nations Secretary-General, “[adolescents are] central to everything we want to achieve, and to the overall success of the 2030 Agenda”.