Can your phone weaken your grip? new study investigates
NCT ID NCT07540546
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at whether the amount of time young adults spend on their smartphones is linked to changes in hand strength and the ability to sense wrist and thumb position. Researchers will measure grip strength, pinch strength, and joint position sense in 84 healthy volunteers aged 18-35. The goal is to better understand the potential physical effects of prolonged smartphone use.
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 this study finds a link, it may help us understand how heavy smartphone use affects hand function and could guide future advice on healthy usage.
- What could go wrong
- This is a small, early observational study, not a treatment trial. It only looks for relationships, so it cannot prove cause and effect or lead directly to any therapy.
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.
- Participants
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About 84 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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May 2026
An estimate. Start dates often move.
- Expected to finish
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May 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.
Who is studied
Healthy Universitty Student
- Ages
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18 to 35 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: * Healthy adults * Aged between 18 and 35 years * Voluntary participation in the study Exclusion Criteria: * History of hand or wrist surgery * Fracture or serious injury in the hand/thumb within the last 6 months * Neurological disorders * Rheumatologic diseases * Cognitive impairment preventing understanding of instructions
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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.
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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Saglik Bilimleri Universitesi
Istanbul, Uskudar, 34668, Turkey (Türkiye)
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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