AUTHOR=Berntzen Iben , Lagestad Pål TITLE=Effects of coaches’ feedback on psychological outcomes in youth football: an intervention study JOURNAL=Frontiers in Sports and Active Living VOLUME=7 YEAR=2025 URL=https://www.frontiersin.org/journals/sports-and-active-living/articles/10.3389/fspor.2025.1527543 DOI=10.3389/fspor.2025.1527543 ISSN=2624-9367