According to a new study out of Spain published in the Annals of Neurology, kids who play video games much more than an hour a day may experience behavior problems, while kids who limit gaming time to an hour or two a week may experience cognitive benefits such as faster responses to visual cues:
http://www.reuters.com/article/us-health-videogaming-children-brains-idUSKCN11L2PN
http://onlinelibrary.wiley.com/doi/10.1002/ana.24745/abstract
