· Home / Tools and toolkits / Your life, your health - Tips and information for health and well-being / Life phase / Adolescence and youth 10 to 24 years / Keeping well in … · Adolescence is the phase of life between childhood and adulthood, from ages 10 to 19. It is a unique stage of human development and an important time for laying the foundations … · Adolescence is a period of life with specific health and developmental needs and rights. It is also a time to develop knowledge and skills, learn to manage emotions and … · Adolescence is a time of rapid physical, cognitive, social and emotional development, and the experiences of those aged 10-19 years have profound impacts on their … · Adolescence is a period of physical, emotional and social development and opportunities. It can be a time of challenges, with major physical, emotional and social … Adolescence is a highly formative time for future health. While many of the challenges that emerge at this age are rooted in experiences in the womb or in young childhood, effects of the … Adolescence (10-19 years) is a unique and formative time. Multiple physical, emotional and social changes, including exposure to poverty, abuse, or violence, can make adolescents vulnerable … · The guidance also makes the case for investment in adolescent health and wellbeing. An investment of US$ 1 in adolescent well-being brings a return of US$ 5-10, …