"Rates of teenage depression began to rise around 2012, when adolescent use of social media became common"[1] It's not clear to me that there's a mechanism to

"Rates of teenage depression began to rise around 2012, when adolescent use of social media became common"[1] It's not clear to me that there's a mechanism to link this to the higher rate of diagnosis hypothesis. The authors instead link it to social media. [1] https://www.nature.com/articles/d41586-020-00296-x https://www.nature.com/articles/d41586-020-00296-x