The Interplay of Physical Activity, Sleep Quality, Eating Habits, Problematic Internet Use, and Cognitive Ability among Adolescents in Sport and Non-Sport After-School Programs
By: Rizky Nurulfa, Aija Klavina and Csaba Melczer
Authors
Doctoral Programme of Health Care (Sport Science), Riga Stradins University, Riga, Latvia; Doctoral School of Health Science, Faculty of Health Science, University of Pecs, Pecs, Hungary; Faculty of Sports Science and Health, Universitas Negeri Jakarta, Jakarta
Laboratory of Sports and Nutrition Research, Riga Stradins University, Riga, Latvia; Lithuanian Sport University, Department of Health Promotion and Rehabilitation, Kaunas; Klaipėdos Valstybinė Kolegija/Higher Education Institution, Klaipeda
University of Pecs, Institute of Physiotherapy and Sport Science, Pecs; Szentágothai Research Centre Physical Activity Research Group, 7624 Pécs; Hungary University of Pécs, Faculty of Health Sciences, Complex Sport Performance Diagnostic and Physiotherapy Research Institute, Pecs
DOI: https://doi.org/10.5334/paah.567 | Journal eISSN: 2515-2270
Language: English
Page range: 117 - 134
Submitted on: Apr 10, 2026
Accepted on: Jun 22, 2026
Published on: Jul 24, 2026
Published by: Ubiquity Press
In partnership with: Paradigm Publishing Services
Keywords:
© 2026 Rizky Nurulfa, Aija Klavina, Csaba Melczer, published by Ubiquity Press
This work is licensed under the Creative Commons Attribution 4.0 License.