Also known as: screen time reduction, phone-free time, tech sabbath, smartphone reduction, social media reduction, social media detox, screen time limit
Latest evidence update: 2025-12-29
Strongest in Sample size (95). Held back by Consistency (41).
Solid mix of RCTs with some methodological gaps.
Confirmed across many independent studies with significant findings.
Tens of thousands of participants pooled across studies.
Mixed direction across studies.
Evidence base skews older; field may have moved on.
Areas where research points to a consistent direction of effect. The strength of evidence is graded; the size of the effect is not quantified.
Reducing recreational screen time improves sleep quality, attention span, and real-world social connection. Excessive screen use is associated with increased anxiety, depression, and disrupted circadian rhythms. Even partial reduction (1-2 hours less) shows measurable benefits.
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Excessive screen use is associated with various health indicators in physical, behavioral, and psychosocial aspects among young children.
Longer television viewing time is significantly associated with higher cardiovascular disease risk compared to shorter viewing time.
Youth with digital addiction experience insomnia at higher rates than non-addicted peers.
Reduced screen use during the initial 2 days after sport-related concussion safely facilitates recovery.
Interventions with smaller sample sizes (n<95) delivered over shorter durations (<52 weeks) are associated with larger treatment effects compared to studies with larger sample sizes delivered over longer durations.