Step count may hold key to preventing osteoarthritis after ACL injury
NCT ID NCT06193343
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This pilot study is testing whether increasing daily steps can improve knee cartilage health in people who have had ACL reconstruction. Fifty-six participants will wear a Fitbit and receive daily step goals via text for 16 weeks. Researchers will use MRI scans to measure changes in cartilage composition and strain, aiming to understand how walking affects osteoarthritis risk.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- Adaptive Daily Step Promotion (behavioral intervention using Fitbit and text messages)
- What this could lead to
- If successful, this study could show that increasing daily steps after ACL reconstruction improves knee cartilage health, pointing toward a simple way to prevent osteoarthritis.
- What could go wrong
- This is a small pilot study with only 56 participants and no control group, so results may not be generalizable. It measures early markers, not actual osteoarthritis prevention.
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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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University of Georgia
RECRUITINGAthens, Georgia, 30602, United States
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