Shoe insoles tested for knee relief: new study launches
NCT ID NCT07639411
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at how special shoe insoles (lateral wedges) change the way healthy adults walk and run. Thirty participants will try insoles with different angles while their movement and muscle activity are measured. The goal is to see if these insoles can reduce knee joint stress, which might help people with knee pain in the future.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- lateral wedge insoles
- What this could lead to
- If successful, this study could help design better insoles to reduce knee joint stress, potentially aiding people with knee osteoarthritis.
- What could go wrong
- This is a small, early-stage study in healthy people, not patients. The insoles may not have the same effect in real-world conditions or in people with knee problems.
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 30 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Jun 2026
An estimate. Start dates often move.
- Expected to finish
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Jun 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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18 to 40 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: * Being able to walk and run 10 meters without assistance * Not having sustained any injury to the lower extremities, pelvis, or trunk within the past 12 months * Not having received any treatment for the lower extremities, pelvis, or trunk within the past 6 months * Shoe size must be between EU 36 (22 cm) and EU 45 (28 cm) according to European Union (EU) standards * Must have scored between 0 and +5 on the Foot Posture Index scale for both feet * Have scored between 0 and 20 on the Revised Foot Function Index questionnaire * Have a body mass index (BMI) between 18 and 25 kg/m² Exclusion Criteria: * Having cognitive impairment, vision or hearing problems, or a systemic disease that could affect overall health * Having deformities, contractures, or any other abnormalities in the trunk or lower extremities that could affect participation • Having a diagnosed foot or ankle deformity (e.g., pes planus, pes cavus, hallux valgus, etc.) * Having any neurological or muscular disorder * Being an active professional athlete * Failure to sign the informed consent form
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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
2 sites. 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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Laboratories of the Center for Applied Sports Sciences and Research
Erzurum, Yakutiye, 25100, Turkey (Türkiye)
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Laboratories of the Center for Applied Sports Sciences and Research
Erzurum, Yakutiye, 25100, Turkey (Türkiye)
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