Video GamesSoftwareGame TheoryGames, ExperimentalTelevisionBiomedical EnhancementPlay and PlaythingsRole PlayingPrecipitating FactorsSedentary LifestyleBehavior, AddictiveVideotape RecordingAptitudeAggressionEndocrinologySnacksMicroscopy, VideoInternational Classification of Functioning, Disability and HealthViolenceEducational TechnologyCooperative Behavior