Answers

Social media is neither clearly more harmful nor more helpful overall—it is a powerful tool whose net effects depend heavily on how it is used, by whom, for how long, the specific platforms/content, and individual vulnerabilities. Scientific evidence shows small average effects (often explaining less than 1–4% of variance in well-being), with both documented risks (especially for adolescents) and

No blanket "yes" or "no"—it depends on which regulations, their design, enforcement, evidence of effectiveness, trade-offs with rights and self-defense, and broader context. The question is heavily U.S.-centric due to the Second Amendment, high ownership rates, and unique gun culture/violence patterns. Evidence shows some targeted rules reduce certain harms (especially suicides and youth injuries)