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Heat stress and dehydration in adapting for performance: Good, bad, both, or neither?

PMID 28349082 (2016): heat acclimation, heat stress — Performance in heat (study note for endurance athletes).

Last updated/Feb 23, 2026, 11:13 PM

Study note • PMID 28349082

Heat stress and dehydration in adapting for performance: Good, bad, both, or neither?

Temperature (Austin, Tex.)2016 • DOI 10.1080/23328940.2016.1216255
Evidence C60/100
Action 2: Consider

Worth trying if it fits your goal and context.

ELI5

In plain language

Physiological systems respond acutely to stress to minimize homeostatic disturbance, and typically adapt to chronic stress to enhance tolerance to that or a related stressor. (review; trained athletes).

In this review, 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: Physiological systems respond acutely to stress to minimize homeostatic disturbance, and typically adapt to chronic stress to enhance tolerance to that or a related stressor.
  • In this review, the abstract doesn’t find a clear benefit for Performance in heat.
  • Population: trained athletes.
  • Protocol cues: abstract may omit dose/timing; use the full paper to replicate accurately.

Protocol

Protocol (as reported)

  • Intervention/exposure: heat acclimation, heat stress.
  • 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 helps, and who should skip it

Who it helps

  • Athletes similar to the study population (trained athletes) working on heat.
  • Athletes who can measure Performance in heat with a repeatable workout or time-trial effort.

Who should skip

  • 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: review.
  • Population: trained athletes.
  • Outcomes measured: Performance in heat.
  • Source: PubMed PMID 28349082 (2016) — Temperature (Austin, Tex.).

Results excerpt

What the abstract reports

The present review did not identify such evidence.

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

Limits

Limitations & 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