Associations of time spent on different types of digital media with self-rated general and mental health in Swedish adolescents
2025

Digital Media Use and Adolescent Health

Sample size: 3566 publication 10 minutes Evidence: moderate

Author Information

Author(s): Frielingsdorf Helena, Fomichov Victoria, Rystedt Ingrid, Lindstrand Sofia, Korhonen Laura, Henriksson Hanna

Primary Institution: Linköping University

Hypothesis

How does time spent on different types of digital media impact the general and mental health of Swedish adolescents?

Conclusion

High levels of digital media use, particularly social media and watching movies, are associated with adverse health outcomes in adolescents.

Supporting Evidence

  • Very high digital media use (≥6 hours/day) is linked to poor self-esteem and low mood.
  • Adverse health effects start to appear after 4-5 hours of digital media use.
  • High levels of social media use are associated with daily symptoms of anxiety and depression.
  • Digital schoolwork showed minimal negative associations with health outcomes.

Takeaway

Using digital media for too long can make kids feel sad and have trouble sleeping. It's important to take breaks!

Methodology

The study used a cross-sectional population-based web survey to assess time spent on digital media and self-rated health outcomes among adolescents.

Potential Biases

Self-reported data may introduce bias due to inaccuracies in participants' recall of their digital media usage.

Limitations

The study is cross-sectional, so it cannot determine causation, and relies on self-reported data which may be subject to recall bias.

Participant Demographics

Participants were Swedish high school students aged 16-17, with a balanced gender distribution.

Statistical Information

P-Value

p<0.05

Confidence Interval

1.35–3.18

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/s41598-024-83951-x

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