Teenagers spend 11 hours per day with digital media. They are being exposed to a lot of different influences, some not always the best. Many are not thinking critically about the messages and images they are consuming, sometimes resulting in, lifelong, negative decision-making patterns.
Source: Rideout, Victoria J., et al. “Generation M2: Media in the Lives of 8- to 18-Year-Olds.” Kaiser Family Foundation, January 2010.