“One More Video: Perceived Productivity Loss Mediates the Relationship Between Instagram Doomscrolling and Bedtime Procrastination in Young Adults”. Physical Education, Health and Social Sciences 4, no. 2 (April 2, 2026): 1–17. Accessed May 6, 2026. https://journal-of-social-education.org/index.php/Jorunal/article/view/1266.