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  • Screen Time in Bed Linked to Less Sleep, Higher Insomnia Risk
    The study suggests turning off screens at least 30–60 minutes before bed to protect sleep quality Key Facts: 59% Insomnia Risk: One extra hour of screen time after bedtime raises insomnia odds by 59% Time, Not Type: All screen activities disrupt sleep equally, regardless of content
  • Screen time in bed linked to worse sleep, study finds - BBC
    People who spend more time looking at a screen in bed are more likely to report insomnia and sleep loss, a study has found The research is based on a Norwegian survey of more than 45,000
  • Screen Time and the Brain - Harvard Medical School
    A good night’s sleep is also key to brain development, and HMS researchers have shown that using blue light-emitting screen devices like smartphones before bedtime can disrupt sleep patterns by suppressing secretion of the hormone melatonin
  • Social media before bedtime wreaks havoc on our sleep − a sleep . . .
    Studies have shown that nighttime-specific social media use, especially after lights are out, is linked to shorter sleep duration, later bedtimes and lower sleep quality
  • Bedtime Screen Use Costs Adults Sleep, Study Finds
    The study in JAMA Network Open found that 41% of adults reported daily screen use before bed, which was associated with both poorer sleep and about 48 fewer minutes of sleep each week Light emitted by smartphones, tablets, and laptops can delay the release of melatonin by suppressing the pineal gland, increasing the time it takes to
  • What effect do screens have on our sleep? - Polytechnique Insights
    This study exam­ined the effects of pro­longed expo­sure to an e‑reader screen (sim­i­lar to a Kin­dle) set at its max­i­mum bright­ness (about 30 lux) for four hours before bed­time, over five con­sec­u­tive nights
  • One hour’s screen use after going to bed increases your risk of . . .
    A study of more than 45,000 Norwegian university students has shown that using screens in bed is strongly associated with insomnia symptoms and lower sleep duration Researchers suspect that this is because screen time displaces sleep by taking up time when people would otherwise be resting
  • Sleep vs. Screens: The silent battle for your brain - Neuro Psycho
    Reading on a screen before bed delays sleep onset by an average of 90 minutes, compared to 30 minutes for a printed book This so-called “domestic jetlag” isn’t just a metaphor It’s quantifiable: shortened sleep cycles, reduced deep sleep, and diminished daytime alertness
  • Screen Time in Bed: Link to Poor Sleep Insomnia Risks
    Screen time in bed negatively impacts sleep quality among young adults, as shown in a Norwegian study of 45,000 participants Engagement with screens before bedtime increases insomnia risk by 59%, reduces sleep duration by 24 minutes, and disrupts the circadian rhythm due to emitted light
  • Daily Screen Use Reduces Sleep Duration Most in Night Owls - Medscape
    Daily use of electronic screens shortly before bed was associated with a 33% higher rate of poor sleep and approximately 50 minutes less sleep weekly People with evening chronotypes experienced





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