Acute:Chronic Workload Ratio: Conceptual Issues and Fundamental Pitfalls

Impellizzeri FM, Woodcock S, Coutts AJ, et al. · International Journal of Sports Physiology and Performance

Concludes there is no solid evidence supporting ACWR thresholds in training-load management or for injury-risk reduction; the metric has statistical and conceptual flaws.

Population

Critical appraisal of the acute:chronic workload ratio (ACWR) literature

Intervention

ACWR-based training prescription

Comparator

n/a

Limitations

A methodological critique, not new outcome data; the general dose-progression principle is disputed in its quantified form, not its qualitative form.