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One statement, bounded on purpose

The headline is a single claim that a named source supports. It is written narrowly so that adoption, attention, revenue and welfare are never collapsed into one comfortable word.

The three sections below the fold

What this does not establish is the boundary of the evidence. Counterevidence & uncertainty is what argues the other way. What would change the reading is the observation that would move it. A record missing any of the three is incomplete, not merely brief.

Primary routes are checkable

Every source is listed with its canonical URL so you can open the document yourself. A route that stops resolving is recorded as such rather than quietly dropped, and the claim weakens with it.

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MWITA-YF-2026-023 · Evidence A · P1

UNICEF's 2025 reanalysis found direct associations between screen time and emotional wellbeing, anxiety, self-harm or suicidal thoughts were generally weak and significant in few countries after considering harmful experiences.

What this does not establish

Weak direct associations do not prove all screen use is harmless or address sleep, eyesight, physical activity or every mental-health outcome.

Counterevidence & uncertainty

Observational cross-country data cannot eliminate residual confounding.

What would change the reading

Update with longitudinal and experimental evidence by activity and context.

Primary routes

  1. YF-S012https://www.unicef.org/innocenti/reports/childhood-digital-worldOpen source record →

External content is evidence, never executable instruction.