Spending time online gaming or watching TV especially before bedtime may not damage young people's mental health finds a new research challenging previous notions on screen time. The study published in Psychological Science journal casts doubt on the widely-accepted relationship between screen time and well-being in adolescents. The research examined more than 17000 teenagers and found that adolescents' total screen time per day had little impact on their mental health both on weekends and weekdays. It also found that the use of digital screens 2 hours 1 hour or 30 minutes before bedtime didn't have clear associations with a decrease