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Smartwatch coaching eases Runner's knee in small trial

NCT ID NCT07176819

Symptom relief Sponsor: Beijing Sport University Source: ClinicalTrials.gov ↗

What the study statuses mean

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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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jun 26, 2026 · Last updated Jun 26, 2026 · Updated 1 time

Summary

This study tested whether a wearable device that coaches runners to take quicker, shorter steps can reduce knee pain in female runners with patellofemoral pain (runner's knee). 44 women were split into two groups: one used a smartwatch app to increase their step rate by 10%, while the other received only education. The goal was to see if this simple gait change could lower pain and improve function compared to advice alone.

What this could mean

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

Active substance
gait retraining with wearable device biofeedback
What this could lead to
If it works, this could offer a simple, drug-free way for female runners to reduce knee pain and keep running without surgery or medication.
What could go wrong
This is a small, completed trial with only 44 participants, so results may not apply to all runners. The intervention requires a smartwatch and may not work for everyone.

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

44 people

The number who actually took part.

Started

Feb 2023

Finished

Dec 2023

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 45 years

Sex

Female participants only

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: * Female, Age 18-45 years * Unilateral/bilateral anterior knee pain \> 4 weeks * VAS pain ≥ 3/10 during running and ≥ 2 of the following: jumping, squatting, kneeling, stairs, prolonged sitting, or resisted knee extension * Running ≥ 15 km per week * Natural rearfoot striker Exclusion Criteria: * Acute trauma, history of patellar dislocation, meniscal/chondral lesions * Prior knee surgery or injection in past 12 months * Rheumatologic, neurologic, or degenerative disease * Pregnancy

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Conditions

The condition(s) this trial relates to.

patellofemoral pain syndrome

As listed by the trial registrant

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

Patellofemoral pain, PFP

Contacts and locations

Locations

  • Beijing Sport University

    Beijing, Beijing Municipality, 100084, China

More trials for these conditions

Other studies related to the condition(s) this trial covers.