Call of Duty has the same effect on your sleep as March of the Penguins

Perhaps you've noticed that playing games immediately before you go to bed has an adverse effect on how well you sleep. Masters students at Flinders University have been looking for evidence to make this link official, and have come to a shocking conclusion : Playing Call of Duty 4: Modern Warfare before you go to bed does affect how well you sleep, but only as much as watching wildlife documentary