Screen time explains far less about teenage wellbeing than the headlines suggest
A specification-curve analysis of more than 350,000 adolescents
Reviewed by Sian Trombley, CCCFounder, Thrive Family Company
Moderate confidence
Source citation
Orben A, Przybylski AK. (2019). The association between adolescent well-being and digital technology use. Nature Human Behaviour, 3, 173–182. https://doi.org/10.1038/s41562-018-0506-1
Published 1 February 2019 · Added to Thrive 1 February 2019 · Reviewed 26 July 2026
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Instead of choosing one way to analyse the data, the authors ran every defensible analysis and showed the whole range of answers.
Published research findings
The study
Three large representative datasets were analysed across thousands of analytic specifications to estimate how strongly digital technology use relates to adolescent wellbeing.
What researchers examined
The size of the association between technology use and wellbeing, and how much it changes depending on analytic choices.
What they found
The association was negative but very small — comparable in size to the association with wearing glasses or eating potatoes, and smaller than that for bullying, smoking or sleep problems.
Thrive editorial interpretation
What this may mean for families
Total screen hours is a weak target. Sleep, comparison and what happens on the phone are better places to spend household energy.
What this doesn't tell us
Important limitations
Self-reported use is unreliable, and cross-sectional data cannot establish direction. Small average effects can still hide meaningful harm for specific vulnerable groups.
Evidence confidence describes how much weight this study's design can carry — not how strongly the finding applies to any individual child or family.
Therapist perspective — Thrive interpretation, not a finding of the study
Therapist Perspective
This study lets me take the temperature down in a room. It moves the conversation from hours to content, timing and sleep — which is where change actually happens.
Practical family considerations
Protect sleep and watch for appearance-based comparison before counting hours.
This research summary is educational and does not replace individualized medical, psychological or therapeutic advice.
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Adolescents' Perspectives on Self-Regulation and Need for Change in Digital Media Use: A Focus Group Study
2026 · Research article
Emerging evidence
Why it matters
The findings suggest the findings have implications for research, education, parenting, and policy focused on supporting adolescents' development in digital contexts. This does not establish what will happen in any individual family.
Moderate use was not harmful — and the harm at high use was small
2017 · Cross-sectional study
Moderate confidence
Why it matters
Blanket limits are less useful than attention to sleep, activity and what the screen displaces.