Effect of #LIFEGOALS on Adolescents' Mental Health

"Digital health behaviour change intervention including:~1. self-regulation component with Fitbit: goal setting, monitoring, feedback;~2. narrative component: every week participants receive a new episode (2-5 minutes) of a youth series modeling the target behaviours;~3. chatbot component: automated virtual coach that will send encouraging messages and give an automated answer to user questions.~Participants install the #LIFEGOALS app on their own mobile phone and are asked to use the app during 12 consecutive weeks. Three times per week a notification will be sent to encourage engagement with the intervention."