Highlights•Instruments that investigate PUSM are mainly based on outdated models of
addiction.•Social media platforms need to be considered for their specific characteristics.• …

Smartphone ownership and screen time are increasing across the world, but there have
been few attempts to quantify smartphone addiction on a global scale. We conducted a meta …

The components model of addiction posits that all addictions share six components, namely
salience, tolerance, mood modification, relapse, withdrawal, and conflict. This highly …

Whether social media influences the mental well-being of users remains controversial.
Evidence from correlational and longitudinal studies has been inconsistent, with effect sizes …

Measuring theoretical concepts, so-called constructs, is a central challenge of Player
Experience research. Building on recent work in HCI and psychology, we conducted a …

Psychological science's “credibility revolution” has produced an explosion of metascientific
work on improving research practices. Although much attention has been paid to replicability …

Social media use research remains dominated by self-report measures, despite concerns
they may not accurately reflect objective social media use. The association between …

Most prior research on the effects of mobile and social media on well-being has worked from
either the “technology addiction” or “screen time” approach. Yet these frameworks struggle …

The issue of whether social media use does or does not influence youth internalizing mental
health disorders (eg, anxiety, depression) remains a pressing concern for policymakers …

Although the validity of internet gaming disorder (IGD) in the DSM-5 hinges on a relationship
between 5 or more IGD symptoms and “clinically significant impairment and/or distress”, to …