Can classroom workouts make a generation healthier?
NCT ID NCT07803666
First seen Sep 04, 2026 · Last updated Sep 09, 2026 · Updated 1 time
Summary
This trial tests whether a school-based program called Operation ToneUp can improve fitness, nutrition knowledge, and blood pressure in children in grades 3 through 6. Students in participating schools will complete two 20-minute web-based sessions each week during class time, focusing on nutrition and fitness. Researchers will compare their results with students at schools not running the program, measuring push-ups, curl-ups, a running test, a nutrition quiz, and blood pressure before and after the 8-week period.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- School-based nutrition and fitness program using an interactive web platform, delivered twice weekly for 20 minutes in classrooms
- What this could lead to
- If it works, this program could offer schools a simple, scalable way to improve children's fitness, nutrition knowledge, and blood pressure.
- What could go wrong
- The trial relies on self-reported nutrition knowledge and school-based measurements, which may not capture real-world impact. Results depend on schools sticking to the program, and benefits may fade after the 8 weeks end.
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
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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 1,400 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2026
An estimate. Start dates often move.
- Expected to finish
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Jul 2027
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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9 to 14 years
- Sex
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Anyone
- Healthy volunteers
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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 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: * Intervention schools 1) serve students in grades 3-6; 2) intend to implement Operation Tone-Up 3 days/week over 8 weeks; and 3) are not participating in other fitness related research * Non-intervention schools 1) 1) serve students in grades 3-6 and 2) are not participating in other fitness related research * Children/students are 1) boys or girls enrolled in 3rd-6th grade at participating schools, 2) without parent/caregiver opt-out Exclusion Criteria: * Schools do not serve students in grades 3-6 will be excluded from the study * Students not enrolled in grades 3 through 6 or have parent/caregiver opt-out
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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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Lake Havasu Unified School District
Lake Havasu City, Arizona, 86403, United States
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