These adolescents were interviewed every year about their friendships, and took part in assessments exploring feelings such as anxiety, social acceptance, self-worth and symptoms of depression.
Scientists detect a heightened 'threat vigilance' reaction in adolescents after a few hours of isolation, which socializing online doesn't appear to ameliorate. They say the findings might shed light ...
Teens getting more hours of daily screen time are reporting increased levels of anxiety and depression symptoms, according to new data. But technology isn't always all bad, an expert explains.