IMPACT OF BMI ON COGNITIVE ABILITY AND SLEEP QUALITY IN ADOLESCENTS
DOI:
https://doi.org/10.65035/8twdc939Keywords:
Body Mass Index, Cognitive Ability, Sleep Quality, Adolescents, PSQI, SPSS, Cross-sectional StudyAbstract
This cross-sectional study examined the effect of Body Mass Index (BMI) on sleep quality and cognitive performance in 196 adolescents (12–20 years) from Lahore government schools and colleges, selected through convenience sampling. Eligible participants had no history of substance use, chronic illness, neurological or psychiatric disorders, sleep issues, or recent major life events. Data were collected using the Pittsburgh Sleep Quality Index, a Cognitive Assessment Questionnaire, and BMI calculations. Analysis with SPSS 25 showed most participants had poor sleep and average cognition, with no significant association between BMI and either sleep quality (p = 0.714) or cognition (p = 0.697). Findings suggest that factors other than BMI—such as behavioral, environmental, or psychosocial influences—may play a greater role in adolescent sleep and cognitive health.
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Copyright (c) 2025 Noor Falak, Areej Arshad, Minahil Arshad, Samara Shaukat, Kainat Naeem, Muhammad Abubaker Tariq (Author)

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All articles published in the Journal of Medical & Health Sciences Review (JMHSR) remain the copyright of their respective authors. JMHSR publishes its content under the Creative Commons Attribution‑NonCommercial 4.0 International License (CC BY‑NC 4.0), which allows readers to freely share, copy, adapt, and build upon the work for non‑commercial purposes, provided proper credit is given to both the authors and the journal.



