Physical fitness and sleep-related problems among adolescents: findings from the EHDLA study

dc.contributor.authorMuñoz Pardeza, Jacinto
dc.contributor.authorEzzatvar, Yasmin
dc.contributor.authorGutiérrez Espinoza, Héctor
dc.contributor.authorPáez-Herrera, Jacqueline
dc.contributor.authorOlivares-Arancibia, Jorge
dc.contributor.authorYáñez-Sepúlveda, Rodrigo
dc.contributor.authorGarcía Hermoso, Antonio
dc.contributor.authorLópez Gil, José Francisco
dc.contributor.departmentCiencias de la Saludes_ES
dc.contributor.departmentOsasun Zientziakeu
dc.date.accessioned2025-06-24T08:11:16Z
dc.date.issued2025-03-19
dc.date.updated2025-06-24T08:05:00Z
dc.description.abstractPhysical fitness, particularly cardiorespiratory fitness, has been shown to positively impact sleep quality. However, the relation-ship between overall physical fitness and sleep-related problems in adolescents remains underexplored. Therefore, the aim ofthis study was to analyze the association between overall physical fitness and sleep-related problems in adolescents. This cross-sectional study included 812 adolescents (median age: 14 years [interquartile range = 12–17]; 54.9% girls) from the Eating Healthyand Daily Life Activities (EHDLA) data. Physical fitness was measured objectively using the Assessing the Levels of PHysicalActivity and fitness (ALPHA-Fit) battery for children and adolescents and a flexibility test, while sleep-related problems wereevaluated using the BEARS sleep screening tool (B = Bedtime problems, E = Excessive daytime sleepiness, A = Awakenings dur-ing the night, R = Regularity and duration of sleep, S = Snoring). Generalized linear models were used to examine the associationof overall physical fitness with the different components of sleep-related problems. The odds of experiencing sleep-related prob-lems decreased significantly with each kilogram increase in handgrip strength (odds ratio [OR] = 0.97, 95% confidence interval[CI] 0.94–0.99), and with each standard deviation increase in overall physical fitness (OR = 0.76, 95% CI 0.59–0.99). In contrast,despite not statistically significant, an increase in long jump appeared to reduce the sleep-related problems (OR = 0.91; 95% CI0.82–1.02), while a longer time in the 4×10-m shuttle run test might increase sleep problems (OR = 1.12; 95% CI 0.98–1.28). Inconclusion, greater levels of physical fitness, particularly muscular strength, may be key for reducing sleep-related problems,emphasizing the importance of personalized training programs.en
dc.description.sponsorshipThe authors received no specific funding for this work. The authors would like to express their gratitude to the Ayuntamiento de Archena, the participants, parents/legal guardians, physical education teachers, schools, and staff who provided information for this study.
dc.embargo.lift2026-03-19
dc.embargo.terms2026-03-19
dc.format.mimetypeapplication/pdf
dc.format.mimetypeapplication/msword
dc.identifier.citationMuñoz-Pardeza, J., Ezzatvar, Y., Gutiérrez-Espinoza, H., Páez-Herrera, J., Olivares-Arancibia, J., Yañéz-Sepúlveda, R., García-Hermoso, A., López-Gil, J. F. (2025). Physical fitness and sleep-related problems among adolescents: findings from the EHDLA study. Scandinavian Journal of Medicine & Science in Sports, 35(3), 1-8. https://doi.org/10.1111/sms.70037.
dc.identifier.doi10.1111/sms.70037
dc.identifier.issn0905-7188
dc.identifier.urihttps://academica-e.unavarra.es/handle/2454/54299
dc.language.isoeng
dc.publisherWiley
dc.relation.ispartofScandinavian Journal of Medicine & Science in Sports (2025), vol. 35, núm. 3, e70037
dc.relation.publisherversionhttps://doi.org/10.1111/sms.70037
dc.rights© 2025 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
dc.rights.accessRightsinfo:eu-repo/semantics/embargoedAccess
dc.subjectAgilityen
dc.subjectCardiorespiratory fitnessen
dc.subjectFlexibilityen
dc.subjectHandgrip strengthen
dc.subjectMuscle strengthen
dc.subjectSleep disordersen
dc.subjectSpeeden
dc.subjectYouthsen
dc.titlePhysical fitness and sleep-related problems among adolescents: findings from the EHDLA studyen
dc.typeinfo:eu-repo/semantics/article
dc.type.versioninfo:eu-repo/semantics/acceptedVersion
dspace.entity.typePublication
relation.isAuthorOfPublicationac46cf6c-370a-412b-8cad-9a41910140e8
relation.isAuthorOfPublicatione84ae68a-fa4a-4e00-be27-bedfffc8612e
relation.isAuthorOfPublicationa8a724dc-bd51-4ab2-8e46-97e362d3ba8f
relation.isAuthorOfPublication.latestForDiscoveryac46cf6c-370a-412b-8cad-9a41910140e8

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