Growth of brain fitness industry prompts creation of new online memory checkup

Canada.comGrowth of brain fitness industry prompts creation of new online memory checkupCanada.comTina Reese leads a word game for residents at a nursing home in Lancaster, Pa. on Feb. 28, 2013. The "brain fitness" wave is a burgeoning new industry that one market research company estimates will be worth $4 billion to $8 billion globally by 2020.