World of Warcraft could give your grandparents' brains a boost

Next time you sit down to play some World of Warcraft (WoW), consider having a parent or grandparent take a crack at it, instead — new research shows that the MMO can actually boost cognitive functioning in older adults. Plus, there's a decent chance they'll actually enjoy playing it. What... you aren't afraid of… » 2/28/12 8:15am 2/28/12 8:15am