Gaming disorder affects ~3% of players — for the other 97%, including heavy gamers, there is no measurable harm from gaming itself.
2
The real risk is sleep displacement: gaming 3+ hours on a school night reliably predicts sleep debt accumulation, which has significant academic consequences.
3
Multiplayer gaming with existing friends is associated with higher social belonging and lower loneliness — the social context matters more than the genre.
Research Data
Research-Measured Cognitive Benefits by Gaming Type
Relative cognitive benefit score by gaming context. Oxford Internet Institute; APA media psychology review; ABCD Study (2021).
Gaming disorder affects an estimated 3% of players — the other 97%, including heavy gamers, show no measurable harm from gaming itself. The clearest risk is sleep displacement, not addiction (WHO / Oxford Internet Institute).