Forget brain-training games: The way to get your gray matter going is to pick up a gun and start mowing down (virtual) enemies. It's true. Data collected by researchers at the University of Rochester shows that first-person shooters like Call of Duty really amp up your noodle. They make you quicker. The studies found that gamers' reaction times improve the more they play. And users tend to process many different types of sights and sounds with the same prowess, which means those gaming skills extend beyond the virtual battlefield.
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