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Study note

"Functional" Inspiratory and Core Muscle Training Enhances Running Performance and Economy.

PMID 25162653 (2016): inspiratory muscle training — Time to exhaustion (study note for endurance athletes).

Updated Jul 22, 2026

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Study note • PMID 25162653

"Functional" Inspiratory and Core Muscle Training Enhances Running Performance and Economy.

Journal of strength and conditioning research2016 • DOI 10.1519/JSC.0000000000000656

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: randomized trial.
  • Population relevance: mixed/unclear athlete specificity.
  • Consistency: single-study evidence.
  • Practical recommendation depends on tolerance, context, and whether it protects training consistency.

ELI5

In plain language

Tong, TK, McConnell, AK, Lin, H, Nie, J, Zhang, H, and Wang, J. (randomized trial; n=16 recreational runners).

The abstract suggests a positive effect on Time to exhaustion under the tested conditions. Treat this as a signal, not a guarantee; confirm methods and context in the full paper.

Takeaways

What the abstract suggests

  • Study question: Tong, TK, McConnell, AK, Lin, H, Nie, J, Zhang, H, and Wang, J.
  • The abstract suggests a positive effect on Time to exhaustion under the tested conditions.
  • Population: n=16 recreational runners.
  • Protocol cues (title/abstract): 6 days.

Protocol

Protocol (as reported)

  • Intervention/exposure: inspiratory muscle training (vs control condition).
  • Dose/time/duration cues in abstract/title: 6 days.
  • Outcomes: Time to exhaustion.
  • 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=16 recreational runners) working on breathing.
  • Athletes who can measure Time to exhaustion 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: randomized trial.
  • Population: n=16 recreational runners.
  • Comparator: control condition.
  • Outcomes measured: Time to exhaustion.
  • Protocol cues mentioned: 6 days.
  • Source: PubMed PMID 25162653 (2016) — Journal of strength and conditioning research.

Results excerpt

What the abstract reports

Compared with CON, the ICT group showed larger improvements in SEPT, running economy at the speed of the onset of blood lactate accumulation, and 1-hour running performance (3.04% vs.

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).
  • Single studies often don’t generalize to your event, history, and training load; treat results as a starting point.
  • 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