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Mobile usage and sleep patterns among medical students.

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Yogesh S, Abha S, Priyanka S. · 2014

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Medical students using phones over 2 hours daily showed significant sleep disruption, especially women and evening users.

Plain English Summary

Summary written for general audiences

Researchers studied 100 medical students to see if heavy mobile phone use affected their sleep quality. Students using phones more than 2 hours daily experienced significantly more sleep problems, including difficulty falling asleep, frequent nighttime awakenings, and daytime fatigue. The effects were particularly pronounced in female students and those who used phones in the evening.

Why This Matters

This study adds to growing evidence that mobile phone use disrupts sleep patterns, particularly when usage exceeds 2 hours daily or occurs in evening hours. The research is especially relevant because it studied medical students - a population known for high academic demands where sleep quality directly impacts cognitive performance. What makes this finding concerning is that 2 hours of daily phone use represents moderate usage by today's standards, yet it was enough to produce measurable sleep disruption. The stronger correlation found in female students aligns with other research suggesting women may be more sensitive to EMF effects. The evening usage finding is particularly important because it suggests timing matters as much as total exposure duration.

Exposure Information

Specific exposure levels were not quantified in this study.

Study Details

The study was designed with the objective of assessing the extent of mobile phone use amongst medical students and finding correlation if any between the hours of usage of mobile to sleep pattern and quality.

hundred medical students grouped as cases (n = 57) (> 2 hours/day of mobile usage) and control (n = ...

Sleep disturbance, latency and day dysfunction was more in cases especially females. A significant a...

Cite This Study
Yogesh S, Abha S, Priyanka S. (2014). Mobile usage and sleep patterns among medical students. Indian J Physiol Pharmacol. 58(1):100-103, 2014.
Show BibTeX
@article{s_2014_mobile_usage_and_sleep_1548,
  author = {Yogesh S and Abha S and Priyanka S.},
  title = {Mobile usage and sleep patterns among medical students.},
  year = {2014},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/25464686/},
}
PubMed: 25464686

Cited By (9 papers)

Quick Questions About This Study

Yes, medical students using mobile phones more than 2 hours daily experienced significantly more sleep problems. A 2014 study of 100 medical students found these heavy users had difficulty falling asleep, frequent nighttime awakenings, and increased daytime fatigue compared to lighter users.
Evening mobile phone use significantly worsens sleep quality compared to daytime use. The 2014 medical student study found a statistically significant negative association between evening phone usage and sleep quality, with higher sleep deprivation scores among evening users.
Female medical students show greater sleep disruption from mobile phone use than males. The study found sleep disturbance and daytime dysfunction were more pronounced in female students, with a stronger correlation between usage hours and sleep problems in women.
Mobile phone use exceeding 2 hours daily may impair cognitive and learning abilities in medical students. The research found heavy phone users experienced sleep deprivation and daytime sleepiness, which the authors concluded could negatively impact their academic performance and learning capacity.
Heavy mobile phone users primarily experience three main sleep problems: difficulty falling asleep (increased sleep latency), frequent nighttime awakenings, and excessive daytime fatigue. These effects were documented in medical students using phones more than 2 hours daily in the 2014 study.