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Study note

Efficacy of Heat Mitigation Strategies on Core Temperature and Endurance Exercise: A Meta-Analysis.

PMID 30842739 (2019): heat acclimation — Performance in heat (study note for endurance athletes).

Updated Jul 22, 2026

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Study note • PMID 30842739

Efficacy of Heat Mitigation Strategies on Core Temperature and Endurance Exercise: A Meta-Analysis.

Frontiers in physiology2019 • DOI 10.3389/fphys.2019.00071

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

Background: A majority of high profile international sporting events, including the coming 2020 Tokyo Olympics, are held in warm and humid conditions. (systematic review / meta-analysis; athletes).

In this systematic review / meta-analysis, the abstract doesn’t find a clear benefit for Performance in heat. Treat this as a signal, not a guarantee; confirm methods and context in the full paper.

Takeaways

What the abstract suggests

  • Study question: Background: A majority of high profile international sporting events, including the coming 2020 Tokyo Olympics, are held in warm and humid conditions.
  • In this systematic review / meta-analysis, the abstract doesn’t find a clear benefit for Performance in heat.
  • Population: athletes.
  • Protocol cues: abstract may omit dose/timing; use the full paper to replicate accurately.

Protocol

Protocol (as reported)

  • Intervention/exposure: heat acclimation.
  • Dose/time/duration: abstract doesn’t include enough detail; use the full paper’s methods section.
  • Outcomes: Performance in heat.
  • 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 (athletes) working on heat.
  • Athletes who can measure Performance in heat 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: athletes.
  • Outcomes measured: Performance in heat.
  • Source: PubMed PMID 30842739 (2019) — Frontiers in physiology.

Results excerpt

What the abstract reports

Interestingly, a similar ranking was observed in improving endurance, with AF being the most effective, followed by HA, FI, and PC.

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