is a handy desk reference tool for health workers (trained and registered doctors, nurses and clinical officers) who provide services to children, adolescents and adults. It aims to help these health workers respond to their adolescent patients more effectively and with greater sensitivity. It provides precise step-by-step guidance on how to deal with adolescents when they present with a problem or a concern about their health or development. It comprises three main parts:Part 1: The clinical interaction between the adolescent and the health worker.Part 2: Algorithms, communication tips and frequently asked questions on 25 presentations related to developmental conditions, pregnancy-related conditions, genital conditions including STI, HIV and other common presentations.Part 3: Information for adolescents and their parents or other accompanying adults on important health and development issues. is intended to be used along with the Orientation Program on Adolescent Health, a tool which is being used in many countries.