Can a phone app keep hispanic teens fit? 750 families test 'Juntos'
NCT ID NCT06489262
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests a web and mobile program called Healthy Together ("Juntos") for Hispanic teens aged 12-15 and their parents. The goal is to prevent unhealthy weight gain and improve physical activity and diet. About 750 families will use the program to see if it helps teens stay active and eat better.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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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
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About 750 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Feb 2025
- Expected to finish
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May 2029
An estimate. End dates often move.
- Lead sponsor
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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
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12 to 15 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide 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: Adolescent 1. Lives with participating biological parent or legal guardian; 2. Self-identifies as Hispanic; 3. Is between the ages of 12-15years old; 4. Has access to a smartphone; 5. Does not meet recommendations for physical activity as determined by a validated 2-item screener; 6. Does not meet recommendations for daily fruit and vegetable intake (proxy for diet quality) as determined by a validated 2-item screener; 7. Exceeds recommendations for screen time (proxy for sedentary behavior) as determined by a validated 6-item screener Parent 1. Is the biological parent or legal guardian of and lives with the adolescent; 2. Self-identifies as Hispanic; 3. Has access to a smartphone; Exclusion Criteria: Adolescent 1. Has BMI \<5th (underweight) or ≥95th percentile (obesity); 2. Has a parent-reported chronic medical condition (e.g., type 2 diabetes) that requires more intensive intervention; 3. Has parent-reported responses on a physical activity readiness questionnaire (PAR-Q) that indicates a serious health issue, and a physician does not approve participation; 4. Has a parent-reported cognitive or developmental delay (e.g., Down Syndrome) that may interfere with understanding program materials. Parent 1. Provides PAR-Q responses that indicate a serious health issue and a physician does not approve participation; 2. Reports family plans to move out of South Florida during the study follow-up period
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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University of Miami
RECRUITINGMiami, Florida, 33136, United States
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