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Adolescent Cardiorespiratory Fitness and Future Work Ability
Perttu T T Laakso1, Francisco B Ortega1,2, Pertti Huotari1
1Faculty of Sport and Health Sciences, University of Jyväskylä, Jyväskylä, Finland.
JAMA Network Open
|March 27, 2024
Summary
Adolescent cardiorespiratory fitness (CRF) is linked to better work ability and less sickness absence in middle age. Improving youth CRF may boost future work capacity and economic productivity.
Area of Science:
- Public Health
- Occupational Health
- Sports Medicine
Background:
- Low fitness in youth is linked to chronic disability in men.
- The association between adolescent fitness and work ability in adults is not well understood.
Purpose of the Study:
- To investigate the long-term associations between adolescent health-related physical fitness and future work ability.
- To examine the impact of cardiorespiratory fitness (CRF), musculoskeletal fitness (MF), and body mass index (BMI) in adolescence on work ability and sickness absence in middle age.
Main Methods:
- A 45-year observational cohort study in Finland (1976-2021).
- Objectively measured CRF, MF, and BMI in adolescence (ages 12-19).
- Self-reported work ability and sickness absence in early and late middle age, analyzed using structural equation modeling.
Main Results:
- Higher adolescent CRF was significantly associated with better work ability and lower sickness absence in early middle age.
- Adolescent CRF indirectly predicted higher work ability at the end of working age.
- No significant associations were found between adolescent MF or BMI and work ability or sickness absence.
Conclusions:
- Adolescent CRF is a strong predictor of sustained work ability throughout working life.
- Assessing CRF in youth offers prognostic value for long-term work capacity.
- Interventions to enhance CRF in early life could improve workforce productivity and have broad societal and economic benefits.
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