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One 20-minute talk before a holiday may keep the pounds off — a trial puts it to the test

NCT ID NCT04463407

Prevention Sponsor: Pontificia Universidad Catolica de Valparaiso Source: ClinicalTrials.gov ↗

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 28, 2026 · Last updated Jul 29, 2026 · Updated 1 time

Summary

This trial tests whether a single preventive nutrition and physical activity session, given just before a national holiday, can help university students with overweight or obesity avoid gaining fat during the break. The session mimics a typical public-health consultation and focuses on healthy eating and exercise recommendations tailored to the holiday period. Participants' body composition, eating habits, and activity levels are measured before and after the holiday to see if the brief intervention makes a difference.

What this could mean

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

Active substance
a single educational session on healthy eating and physical activity before a holiday period
What this could lead to
If it works, this simple, low-cost intervention could help prevent holiday-related weight gain in at-risk young adults.
What could go wrong
This is a very small, early trial with only 36 participants. The effect of a single 20-minute talk may be too brief to produce lasting changes in body composition.

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

36 people

The number who actually took part.

Started

Aug 2017

Finished

Sep 2017

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 years and older

Sex

Anyone

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: * Body mass index \[BMI\] ≥25 kg/m2 * Not having metal plates * Not studying Nutrition and Dietetics or Physical Education * Not being pregnant Exclusion Criteria: \- Presente gastrointestinal problems (vomit or diarrheas) during the three weeks that last the experiment.

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Conditions

The condition(s) this trial relates to.

Obesity obesity disorder

As listed by the trial registrant

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

Obesity

Contacts and locations

Locations

  • School of Physical Education, Pontificia Universidad Católica de Valparaíso, Valparaíso, Chile

    Valparaíso, Valparaiso, Chile

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