TO OUR READERS: An error appeared in the following article:

Ahmed KR, Horwood S, Kolbe-Alexander T, Khan A. Effects of a school-based physical activity intervention on adolescents’ mental health: a cluster randomized controlled trial. J Phys Act Health. 2023;20(12):1102–1108. https://doi.org/10.1123/jpah.2023-0062

The author, Tracy Kolbe-Alexander, was added to the author list post-publication. Kolbe-Alexander contributed to the design phase of the project. The article was corrected February 10, 2025. The authors apologize for the error.