publication . Doctoral thesis . 2014

Psycho-physiological reactions to violent video gaming : Experimental studies of heart rate variability, cortisol, sleep and emotional reactions in teenage boys

Ivarsson, Malena;
Open Access English
  • Published: 01 Jan 2014
  • Publisher: Stockholms universitet, Psykologiska institutionen
  • Country: Sweden
Abstract
Playing violent video games may provoke aggression. Psycho-physiological methods may provide knowledge about the underlying psychological processes. Most previous studies have been performed in laboratory settings at daytime with adults. Thus the aim of this thesis was to investigate psycho-physiological (autonomic and HPA related reactions), sleep-related and emotional responses in teenage boys to playing a violent and a non-violent video game at home before going to sleep. In Study I the autonomic responses differed between the violent and the non-violent game during playing and more distinctly during sleep. In Study II the HPA axis was not affected by video g...
Subjects
Medical Subject Headings: human activitiesmental disorderssocial sciences
free text keywords: video gaming, media violence, autonomic nervous system, heart rate variability, HPA axis, cortisol, sleep quality, emotional reactions, desensitization, teenagers
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