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Study note

Sleep Interventions Designed to Improve Athletic Performance and Recovery: A Systematic Review of Current Approaches.

PMID 29352373 (2018): sleep extension, nap — Sleep quality, Recovery speed (study note for endurance athletes).

Updated Jul 22, 2026

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Study note • PMID 29352373

Sleep Interventions Designed to Improve Athletic Performance and Recovery: A Systematic Review of Current Approaches.

Sports medicine (Auckland, N.Z.)2018 • DOI 10.1007/s40279-017-0832-x

How to use this page

This note summarizes one study record. Check the participants, methods, results, and limitations before applying it to training.

  • Design signal: systematic review / meta-analysis.
  • Population relevance: athlete/trained context.
  • Consistency: synthesis evidence present.
  • Practical recommendation depends on tolerance, context, and whether it protects training consistency.

ELI5

In plain language

The present systematic review aimed to summarize and evaluate sleep intervention studies targeting subsequent performance and recovery in competitive athletes. (systematic review / meta-analysis; n=218 athletes).

In this systematic review / meta-analysis, the abstract reports associations involving Sleep quality, Recovery speed (not necessarily causation). Treat this as a signal, not a guarantee; confirm methods and context in the full paper.

Takeaways

What the abstract suggests

  • Study question: The present systematic review aimed to summarize and evaluate sleep intervention studies targeting subsequent performance and recovery in competitive athletes.
  • In this systematic review / meta-analysis, the abstract reports associations involving Sleep quality, Recovery speed (not necessarily causation).
  • Population: n=218 athletes.
  • Protocol cues: abstract may omit dose/timing; use the full paper to replicate accurately.

Protocol

Protocol (as reported)

  • Intervention/exposure: sleep extension, nap.
  • Dose/time/duration: abstract doesn’t include enough detail; use the full paper’s methods section.
  • Outcomes: Sleep quality, Recovery speed.
  • Replication note: abstracts often omit adherence and timing; confirm details before changing training or supplementation.

Fit

Who it may help, and who should be cautious

Who it helps

  • Athletes similar to the study population (n=218 athletes) working on sleep.
  • Athletes who can measure Sleep quality, Recovery speed with a repeatable workout or time-trial effort.

Who should be cautious

  • If you have symptoms or conditions that make the intervention risky, get professional guidance.
  • If you’re near race day and can’t safely test, defer the experiment.

Methods

What the study actually did

  • Design: systematic review / meta-analysis.
  • Population: n=218 athletes.
  • Outcomes measured: Sleep quality, Recovery speed.
  • Source: PubMed PMID 29352373 (2018) — Sports medicine (Auckland, N.Z.).

Results excerpt

What the abstract reports

Evidence suggests that sleep extension had the most beneficial effects on subsequent performance.

Note: excerpts are short; for full context, read the paper.

Limits

Limitations and bias

  • Abstract-only summaries can miss critical details (population, protocol, adherence, and context).
  • Reviews and consensus statements mix protocols and populations; recommendations may not match your exact constraints.
  • If your context differs (elite vs recreational; cycling vs running), adjust expectations and be conservative.
  • This is performance information, not medical advice.

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Sources