School stretching program eases Screen-Related back pain in teens
NCT ID NCT07380048
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tested a 12-week postural reeducation program for 187 adolescents who frequently use digital screens. The program, integrated into physical education classes, included strengthening and stretching exercises. Results showed improvements in spinal alignment and reductions in back and neck pain compared to usual class warm-ups.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Postural Reeducation Program (Active Global Stretching)
- What this could lead to
- If this approach works, it could offer a simple, school-based way to reduce back and neck pain in teenagers who spend a lot of time on screens.
- What could go wrong
- This was a small, completed study with no long-term follow-up. Results may not apply to all teens or settings, and the program requires consistent participation.
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
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187 people
The number who actually took part.
- Started
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Jan 2024
- Finished
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May 2024
- 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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13 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: * Age between 13 and 15 years. * Students enrolled in lower secondary education. * Regular participation in Physical Education classes. * Absence of recent musculoskeletal injuries. * Absence of medical conditions limiting physical activity. * Completion of the baseline questionnaire. * Written informed consent signed by legal guardians. Exclusion Criteria: * Special educational needs preventing participation in the intervention. * Medical contraindication for participation in Physical Education classes. * Recent musculoskeletal injury or condition limiting exercise participation. * Lack of informed consent. * Failure to complete baseline or post-intervention assessments.
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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.
Contacts and locations
Locations
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Agrupamento de Escolas D. Maria II
Vila Nova de Famalicão, 4760, Portugal
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