Smartphone use and shoulder muscle strength
This study looks at how heavy smartphone use (more than 4 hours a day) might affect the strength of the muscles that help rotate your shoulder. It aims to understand if smartphone addiction is linked to weakness in these rotator cuff muscles.
Summary written for real people, not researchers, by Clin2.
Who can take part
- You are between 18 and 30 years old.
- You use a smartphone for more than 4 hours each day.
- You have no current or past shoulder pain, injury, or condition like rotator cuff problems or bursitis.
- You have never had shoulder surgery or a serious injury that could affect your shoulder muscles.
- You are a generally healthy volunteer.
Quick eligibility check
Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.
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