Sprints or small games: which boosts football fitness best?
NCT ID NCT07622511
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looked at how two different training methods—short, intense sprints and small-sided games—affect the heart and lung fitness of teenage football players. Twenty-four boys aged 16-17 took part in an 8-week program. The goal was to see which method improved their body's ability to use oxygen during exercise.
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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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24 people
The number who actually took part.
- Started
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May 2024
- Finished
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Aug 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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16 to 17 years
- Sex
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Male participants only
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Male football players aged 16-17 years * Regular participation in football training * Free from injury or illness during the study period * Voluntary participation with informed consent Exclusion Criteria: * Current musculoskeletal injury * Cardiovascular or respiratory disease * Failure to complete the intervention program * Use of medications affecting exercise performance
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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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Istanbul Gelisim University Faculty of Sport Sciences
Istanbul, Istanbul, Turkey (Türkiye)
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