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Exercise and joint health: new study looks at cartilage changes after walking and cycling

NCT ID NCT06757699

What the study statuses mean

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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
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 Results may not be published yet.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 This study
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This status has not been confirmed recently, so it may be out of date.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 Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study examines how walking and cycling affect cartilage biomarkers in the blood of healthy men aged 20-35. Participants will exercise for 30 minutes, and blood samples will be taken before, right after, and at two 30-minute intervals. The goal is to better understand how daily activities influence cartilage health.

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 successful, this study could help researchers understand how different types of exercise affect cartilage health, potentially guiding future treatments for joint conditions.
What could go wrong
This is a small, early-stage observational study in healthy men only. Results may not apply to women, older adults, or people with joint 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.

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

20 to 35 years

Sex

Male participants only

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

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: * Healthy male volunteers between the ages of 20-35 * Those who do physical activity for at least 30 minutes two to three days a week * 17 healthy male individuals without any health problems will be included. Exclusion Criteria: * Those with acute or chronic injuries in their lower extremities * Those with musculoskeletal disorders in their lower extremities * Those who have undergone hip and/or knee surgery * Those with cardio-pulmonary problems that prevent them from exercising

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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.

  1. The places running it

    2 sites. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

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Contacts and locations

Locations

  • Kocaeli University Faculty of Medicine Hospital

    AVAILABLE

    Kocaeli, Turkey (Türkiye)

  • Sakarya University Applied Sciences Physiotherapy and Rehabilitation Application and Research Center

    AVAILABLE

    Sakarya, Turkey (Türkiye)

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