Firearm violence exposure linked to lasting mental health effects

Firearm violence exposure increases suicide risk three- to five-fold, regardless of prior mental health status.

Why it matters

  • Firearm violence has lasting mental health effects.
  • Effects include increased suicide risk and amplified aggression and fear.
  • Multilevel interventions are needed to address these complex issues.

By the numbers

  • 467 studies reviewed.
  • 81% of studies were from the US.
  • Suicide risk increases three- to five-fold.

The big picture

  • Firearms affect mental health through complex psychosocial pathways.
  • A whole-government approach is suggested to address these issues.

What they're saying

  • Personal anecdotes highlight the lasting impact of witnessing firearm violence.
  • Calls for reasonable limits on gun and ammunition sales.

Caveats

  • The study is based on existing research, which may have gaps or biases.

What’s next

  • Suggested interventions include mental health screenings, firearm safety measures, and evidence-based policies.