Dose-response and time-lagged effect of daily training load on athlete well-being during an international rugby series
2024

Training Load and Athlete Well-Being in Rugby

Sample size: 22 publication 10 minutes Evidence: moderate

Author Information

Author(s): Crewther Blair T., Serpell Benjamin, Potts Neill, Kilduff Liam P., Cook Christian J.

Primary Institution: University of New England

Conclusion

Different daily training loads negatively impacted athlete well-being, affecting mood and sleep quality while increasing stress, soreness, and fatigue.

Supporting Evidence

  • Daily training load was assessed 4–5 days a week.
  • Significant declines in mood and sleep quality were observed at all training loads.
  • Stress, soreness, and fatigue increased with higher daily training loads.

Takeaway

When rugby players train hard, they can feel tired and stressed, and it might take a few days for them to feel better again.

Methodology

The study used a longitudinal design to assess daily training load and well-being in elite male rugby players over a 3-week international series.

Potential Biases

Positional differences in rugby match demands may affect results.

Limitations

The study's findings may not apply to non-elite athletes, and data collection timing may introduce bias.

Participant Demographics

22 elite male rugby players, mean age 27.6 years, height 1.88 m, weight 102.2 kg.

Statistical Information

P-Value

p<0.001

Confidence Interval

95% CI

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.5114/biolsport.2025.139080

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