High-intensity interval training for improving health-related fitness in adolescents: a systematic review and meta-analysis

High-intensity interval training (HIIT) may be a feasible and efficacious strategy for improving health-related fitness in young people. The objective of this systematic review and meta-analysis was to evaluate the utility of HIIT to improve health-related fitness in adolescents and to identify potential moderators of training effects.Studies were considered eligible if they: (1) examined adolescents (13-18 years); (2) examined health-related...