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Violent video games have lower effects on highly-exposed teens
Date:5/3/2013

Philadelphia, Pa. (May 3, 2013) Teenagers who are highly exposed to violent video gamesthree or more hours per dayshow blunted physical and psychological responses to playing a violent game, reports a study in the May issue of Psychosomatic Medicine: Journal of Biobehavioral Medicine, the official journal of the American Psychosomatic Society. The journal is published by Lippincott Williams & Wilkins, a part of Wolters Kluwer Health.

"High versus low experience of violent gaming seems to be related to different physiological, emotional and sleep related processes [after] exposure to violent video games," concludes the paper by Malena Ivarsson of the Stress Research Institute at Stockholm University and colleagues.

Exposure Affects Teens' Heart Rate Responses to Violent Games

The experimental study included two groups of boys, aged 13 to 15, with differing exposure to violent video games. Fifteen boys were highly exposed to violent gaming, playing at least three hours per day. The other fifteen had low exposure, no more than one hour per day.

The researchers monitored the boys' reactions to playing two different video games: a violent game ("Manhunt") and a nonviolent cartoon game ("Animaniacs"). The boys played the games at home, on two different evenings, for two hours each. Physiological, emotional, and sleep reactions to the two games were compared for boys with high versus low exposure.

Although there were few differences in reactions during the time spent playing the games, some significant differences appeared later. While sleeping later that night, boys in the low-exposure group had
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Contact: Connie Hughes
connie.hughes@wolterskluwer.com
646-674-6348
Wolters Kluwer Health
Source:Eurekalert

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