Could a simple vest make breathing easier?

NCT ID NCT07698873

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 13, 2026 · Last updated Jul 14, 2026 · Updated 1 time

Summary

This study tests a new wearable vest designed to strengthen the muscles used for breathing. The vest gently squeezes the chest and belly with elastic bands, providing constant resistance as the person breathes normally. Researchers want to see if wearing this vest for a period of time can improve breathing muscle strength in healthy adult men.

What this could mean

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

Active substance
Wearable resistance vest
What this could lead to
If effective, this vest could offer a simple, hands-free way to strengthen breathing muscles without special coaching or equipment.
What could go wrong
This is a small, early proof-of-concept study in healthy men only. Results may not apply to people with breathing problems, and the vest may be uncomfortable or ineffective.

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

21 people

The number who actually took part.

Started

Feb 2025

Finished

May 2025

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 65 years

Sex

Male participants only

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

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: Healthy adult males Age 18 years and older Non-smokers Free from known cardiovascular diseases Free from known respiratory diseases Free from known neuromuscular diseases Able to provide written informed consent Exclusion Criteria: Current smokers or history of smoking within the last 6 months Known history of chronic pulmonary disease (e.g., asthma, COPD) Known cardiovascular or neuromuscular disorders Musculoskeletal conditions preventing the comfortable use of the vest Inability to complete the three-week training protocol

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As listed by the trial registrant

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

Contacts and locations

Locations

  • King Abdulaziz University

    Jeddah, Mecca Region, 23717, Saudi Arabia

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