Arnett, J. J. (2000). Emerging adulthood: A theory of development from the late teens through the twenties. American Psychologist, 55(5), 469-480. https://doi.org/10.1037/0003-066X.55.5.469

Drake, C., Roehrs, T., Shambaugh, K., & Roth, T. (2014). The impact of sleep deprivation on mood and cognitive performance. Sleep, 37(6), 1039-1046. https://doi.org/10.5665/sleep.3806

Macan, T. H. (1994). Time-management: Test of a process model. Journal of Applied Psychology, 79(3), 381-391. https://doi.org/10.1037/0021-9010.79.3.381

Pew Research Center. (2021). Teens, Social Media & Technology 2021. Retrieved from https://www.pewresearch.org/fact-tank/2021/04/07/teens-social-media-technology-2021/

Pratt, M., Macera, C. A., & Blanton, C. (2008). Physical activity, weight gain, and risk of obesity in a cohort of young women. American Journal of Preventive Medicine, 34(1), 12-18. https://doi.org/10.1016/j.amepre.2007.09.022

Sarwar, S., Tara, A. N., Abid, M. N., & Dukhaykh, S. (2025). Teachers’ academic motivation and student procrastination behaviour: mediating effects of emotion regulation and study habits. BMC Psychology, 13(1). https://doi.org/10.1186/s40359-025-02352-5

 Sirois, F. M., Melia-Gordon, M. L., & Pychyl, T. A. (2013). “I’ll do it tomorrow”: Examining the role of procrastination in health. Personality and Social Psychology Bulletin, 39(4), 5-15. https://doi.org/10.1177/0146167213478274

 Steel, P. (2007). The nature of procrastination: A meta-analytic and theoretical review of quintessential self-regulatory failure. Psychological Bulletin, 133(1), 65-94. https://doi.org/10.1037/0033-2909.133.1.65

  Van Eerde, W. (2003). Procrastination and performance: A meta-analysis. Perspectives on Psychological Science, 56(2), 174-182. https://doi.org/10.1016/S0035-5004(03)00248-0