

hile becoming inextricable to our daily lives, online social media are blamed for increasing mental health problems in younger people. This systematic review synthesised evidence on the influence of social media use on depression, anxiety and psychological distress in adolescents. A search of PsycINFO, Medline, Embase, CINAHL and SSCI databases reaped 13 eligible studies, of which 12 were cross-sectional. Findings were classified into four domains of social media: time spent, activity, investment and addiction. All domains correlated with depression, anxiety and psychological distress. However, there are considerable caveats due to methodological limitations of cross-sectional design, sampling and measures. Mechanisms of the putative effects of social media on mental health should be explored further through qualitative enquiry and longitudinal cohort studies.

The World Health Organisation (WHO) has officially added video game addiction — characterised by "a pattern of persistent or recurrent gaming behaviour" that "takes precedence over other life interests" — to their International Classification of Diseases (ICD) database.
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Gaming platforms and social media pose similar risks for children: excessive time spent online, and potential exposure to predators, harmful content or bullying. Dr Daniela Vecchio wonders why gaming platforms have not been included in Australia's "world-first" social media ban for under-16s.
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