Does a past hamstring pull still haunt a footballer's performance? a new study puts it to the test.
NCT ID NCT07735416
First seen Jul 30, 2026 · Last updated Jul 31, 2026 · Updated 1 time
Summary
This study looks at whether a history of hamstring injury changes how football players perform on the field. Researchers will compare sprint speed, agility, balance, and body awareness in 50 licensed male players aged 18-35 — half with a past hamstring injury and half without. By testing before and after training, they aim to uncover hidden effects that might increase the risk of re-injury.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If differences are found, it could help coaches design better training programs to prevent hamstring injuries in football players.
- What could go wrong
- This is a small observational study with only 50 participants, so results may not apply to all players. It measures physical traits, not a treatment, so it won't directly prevent injuries.
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Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 50 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jul 2026
- Expected to finish
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Aug 2026
An estimate. End dates often move.
- Lead sponsor
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A government agency
The lead sponsor is a government body.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Licensed Football Players Aged 18-35 with and without a History of Hamstring Injury
- Ages
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18 to 35 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.
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: * Being a licensed male football player aged 18-35. * Having played football actively for at least 2 years. * Having attended training sessions regularly within the last 6 months. * Having a history of hamstring injury (n=25). * Not having a history of hamstring injury (n=25). * Voluntarily agreeing to participate in the study. Exclusion Criteria: * Having a current history of a diagnosed musculoskeletal injury in the lower extremities. * Having undergone lower extremity surgery within the last 6 months. * Having a diagnosis of any neurological, orthopedic, or systemic disorder. * Having a diagnosis of any systemic disease affecting balance. * Having any significant physical limitations that would prevent the application of the tests. * Having a diagnosed psychological disorder that would hinder communication.
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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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Haliç Üniversitesi
RECRUITINGIstanbul, Turkey (Türkiye)
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