While there’s likely more than one cause. There’s a bunch of research that shows rising smart phone adoption from roughly 2010 onwards correlates to rising leve

While there’s likely more than one cause. There’s a bunch of research that shows rising smart phone adoption from roughly 2010 onwards correlates to rising levels of anxiety and depression in teenage girls especially. This roughly aligns with when first and second gen iPhone owners started to upgrade and pass their older phones to their children, creating the first generation of smart phone owning teens.