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Family fit app aims to get parents and kids moving together

NCT ID NCT06148246

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested a mobile app called Family Fit, paired with a Fitbit, to see if it could help families become more active and prevent weight gain. Thirty parent-child pairs (children ages 9-12) used the app for 12 weeks. The main goal was to see if families found the app easy and enjoyable to use, not to measure long-term health changes.

What this could mean

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

Active substance
Family Fit mobile app and Fitbit activity tracker
What this could lead to
If successful, this could provide a convenient, family-friendly way to help parents and children become more active and avoid unhealthy weight gain.
What could go wrong
This was a small, early-stage study with only 30 participants, focused on whether people liked the app, not on proving it works. Results may not apply to 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

30 people

The number who actually took part.

Started

Jan 2024

Finished

Jul 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

9 to 65 years

Sex

Anyone

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: 1. Parent (or legal guardian) must: * Be between 18-65 years old * Use a mobile Apple or Android device (e.g., smartphone, tablet) * Have a mobile data plan or reliable access to home Wi-Fi * Have an active Facebook account 2. Child must: * Be 9-12 years old * Live in the residence of parent (at least 50% of the time) 3. Child and parent must: * Be able to speak and read English. * Be insufficiently physically active (adult: \<150 minutes/week moderate physical activity or \<75 minutes/week vigorous physical activity, child: \<6 days/week of 60 minutes moderate- to vigorous-intensity physical activity) * Be able to engage in physical activity. * Live within 75 miles of the UF campus Exclusion Criteria: 1. Parent currently, or trying to become, pregnant. 2. Current participation in a structured physical activity or weight loss program (children playing sports will be permitted) 3. Currently enrolled in a research study focused on changing diet or physical activity. 4. Use of weight loss medications 5. Child current use of Fitbit (or similar physical activity device) 6. History of eating disorder 7. One parent and one child per family unit may enroll

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Conditions

The condition(s) this trial relates to.

Motor Activity Sedentary Behavior

As listed by the trial registrant

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

Contacts and locations

Locations

  • UF College of Health and Human Performance

    Gainesville, Florida, 32611, United States

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