Fight smarter, not harder: breathing retraining may boost combat Athletes' balance and power

NCT ID NCT07717801

What the study statuses mean

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Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jul 21, 2026 · Last updated Jul 22, 2026 · Updated 1 time

Summary

This study looks at whether combat sport athletes (like boxers and judo fighters) have dysfunctional breathing patterns that hurt their core stability and balance. Researchers will test if a single session of diaphragmatic breathing retraining can improve breathing, diaphragm function, core endurance, agility, and postural control. The trial involves 60 athletes aged 18-50 with at least 2 years of training experience.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
diaphragmatic breathing retraining
What this could lead to
If it works, this could offer a simple, drug-free way for combat athletes to improve breathing, balance, and performance.
What could go wrong
This is a small, early-stage study with only 60 participants. The benefits may be small or not last long, and results may not apply to all athletes.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 60 people

The number the study aims to enrol. It can still change while the study runs.

Started

May 2026

Expected to finish

Jul 2029

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 50 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Aged between 18 and 50 years. * Currently participating regularly in combat sports, such as taekwondo, boxing, judo, karate, jiu-jitsu, or similar sports, with at least 2 years of training experience. * Training at least 3 times per week. Exclusion Criteria: * Current or major musculoskeletal injury within the past year that may affect testing or training performance. * History of major thoracic, abdominal, or spinal surgery. * Known cardiopulmonary diseases, such as asthma, chronic obstructive pulmonary disease, or heart disease; neurological disorders; vestibular dysfunction; or other conditions that may affect balance. * Current or recent pregnancy. * Previous participation in breathing training or respiratory therapy, or current use of medications that may affect respiratory or neuromuscular function. * Inability to complete ultrasound assessment, motion analysis, or exercise testing. * Having a subordinate relationship or conflict of interest with the principal investigator or co-investigators, such as being a supervised student, research assistant, employee, or other related personnel.

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As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

How to take part

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  1. The places running it

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  2. The official record

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Contacts and locations

Locations

  • Department of Physical Therapy, National Cheng Kung University,

    RECRUITING

    Tainan, 701, Taiwan

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