FAIRFAX, Va., Aug. 24 -- George Mason University issued the following news release:

From TikTok bans and age verification requirements to media literacy lessons in schools, U.S. states are exploring a wide range of strategies to protect young people online.

The flurry of legislation reflects growing concern about social media's role in youth mental health, as rates of depression and anxiety have increased in recent years. But policy approaches have varied considerably, and the scientific evidence backing their effectiveness is mixed.

To better understand how states are responding, a research team led by social work researcher Melissa Villodas of George Mason University's College of Public Health analyzed 16 enacted laws across 10 states....