The Anxious Generation: How the Great Rewiring of Childhood Is Causing an Epidemic of Mental Illness

by Jonathan Haidt

For girls, there is a larger and more consistent relationship. The more time a girl spends on social media, the more likely she is to be depressed. Girls who say that they spend five or more hours each weekday on social media are three times as likely to be depressed as those who report no social media time.