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Estudio transversal2026Acceso abierto

The mechanism of physical exercise and adolescent short-form video app addiction: the chain mediating role of autonomous motivation and mental health literacy

Wu C, Wang X, Zhang Y, Ma C, Deng Y

BMC public health · 2 citas

Cómo se estudió

Diseño
Estudio transversal (indexado por PubMed)
Estudiado en
Personas
Resultado principal
Marcadores de salud y funcionamiento

Quién lo pagó

Financiación
Financiación independiente
Gobierno
National Key Research and Development Program of China
Subvenciones
National Key Research and Development Program of China (31130005442101)

Según 1 financiador declarado y la declaración de financiación del texto completo.

Publicación

Publicado
2026-01-17 · BMC Public Health · vol. 26 · número 1 · pág. 569
Editorial
BioMed Central
Citado
4 citas · más que el 100% de estudios similares · 55.6× el promedio de su campo
Impacto
Entre el 10 % más citado de su campo
Referencias
75 trabajos
Acceso
Acceso abierto (revista) · CC-BY-NC-ND
Áreas de investigación
Impact of Technology on Adolescents · Eating Disorders and Behaviors · Media Influence and Health
Palabras clave
physical activity, autonomous motivation, mental health literacy, adolescents, digital media use, intrinsic motivation, mediating effect, adolescent health promotion
MeSH
humans, exercise, cross-sectional studies, behavior, addictive, motivation, mental health, adolescent, female, male, health literacy, mobile applications, surveys and questionnaires

5 autores

  • Chengyi Wu🇨🇳Shandong University
  • Xianliang Wang🇨🇳 · autor de correspondenciaShandong University
  • Ying Zhang🇨🇳Shandong University
  • Chao Ma🇨🇳Shandong University
  • Yiran Deng🇨🇳Shandong University

Resumen

El texto original del estudio, en el idioma en que se publicó.

Background

In the digital era, excessive use of short-form video applications (Apps) can exert numerous negative effects on the physical and mental health of adolescents. Physical exercise not only benefits physical health but also enhances intrinsic motivation levels and psychological regulation abilities. Therefore, this study aims to explore the association between Physical Exercise and Short-form Video App Addiction, as well as the mediating roles of Autonomous Motivation and Mental Health Literacy in the relationship between physical exercise and short-form video app addiction.

Methods

This study employed a combination of convenience sampling and stratified sampling to conduct a cross-sectional survey among 644 junior and senior high school students. The cross-sectional nature of the data limits causal inference. Measurements included the Physical Activity Rating Scale, Autonomous Motivation Scale, Mental Health Literacy Scale, and Short-form Video App Addiction Scale. Data analysis was performed using AMOS 24, SPSS 27.0, and PROCESS 4.1 for reliability and validity assessment, descriptive statistics, correlation analysis, and mediation analysis.

Results

(1) Physical exercise showed a statistically significant negative correlation with adolescent short-form video app addiction; (2) Both autonomous motivation and mental health literacy independently mediated the relationship between physical exercise and adolescent short-form video App addiction; (3) Autonomous motivation and mental health literacy played a chain mediating role between physical exercise and adolescent short-form video App addiction.

Conclusion

Physical exercise is negatively associated with adolescent short-form video app addiction, while also positively associated with autonomous motivation and mental health literacy. High levels of autonomous motivation and mental health literacy are associated with lower levels of short-form video app addiction. Based on these association patterns, we suggest that schools and families, in holistic practices promoting adolescent health development, should emphasize the integration of physical exercise, autonomous motivation development, and mental health literacy enhancement. This comprehensive health promotion approach may provide a reference for future research exploring how to promote healthy digital media use habits among adolescents. It should be noted that the directionality of the aforementioned associations and their potential intervention effects still require further validation through longitudinal tracking or experimental studies.

Resumen vía Europe PMC. Los derechos de autor siguen siendo de los autores o la editorial (CC BY-NC-ND).

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