The impact of social influence on physical activity among adolescents: a longitudinal study
Abstract in Undetermined Objectives: The purpose of the current study was to examine the impact of social support and negative social influence from various contexts on adolescents’ current and intended physical activity (C&IPA) two years later. In addition, social influence related to C&IPA at baseline (16–17 years old) is compared to follow-up (18–19 years old). Methods: Questionnaire da