Somewhat counter-intuitive, a large study showed that screen-time use by adolescents only mildy affected well-being; wearing glasses and sleep had stronger influences.

Somewhat counter-intuitive, a large study showed that screen-time use by adolescents only mildy affected well-being; wearing glasses and sleep had stronger influences.: http://bit.ly/2FwgtbC Read more... http://bit.ly/2W413Bk