RecruitingBehavioural interventionCommunity Park-Based Programs for Health Promotion: The Fit2Lead Prospective Cohort StudyThe Fit2Lead prospective cohort study examines the effects of a park-based youth mental health and resilience afterschool program on youth participant mental health, resilience, physical fitness, and violence prevention outcomes. Duke will perform a secondary analysis of the data collected as part of the Fit2Lead prospective cohort study run by Miami-Dade County Parks and Recreation.