Brain training games don't train your brain

A new study has shown that brain training games do little to exercise the grey matter. Millions of people who have been prodding away at their Nintendo DS portable consoles, smug in the knowledge that they are giving their brains a proper work-out, might have to rethink how they are going to stop the contents of their skulls turning into mush. If you've ever been on the end of a withering look from a middle-aged lady who thinks she's better than you because she is...