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Scientists are attempting to inject some real science into video games development to accurately measure the effects games have on minds and bodies.

University of Hull researchers said the games industry needs a scientific boost instead of just anecdotal evidence.

Scientific testing of physiological and psychological responses, or "mood profiling", could help developers robustly plan which games will be hits.

http://news.bbc.co.uk/2/hi/technology/3618320.stm