Research has shown the benefits of keeping our mental abilities strong, and those who challenge their brains throughout their life have a lower risk of developing dementia and cognitive impairment...Tonia Vojkofsky PsyD - a specialist in treating Alzheimer's and dementia - has put together a variety of fun exercises to challenge the full range of your cognitive functions, from memory and reasoning to language and visual-spatial skills..Start at the beginning and work your way through, or pick and choose which exercises you want to do each day - you'll see which cognitive ability you are exercising, allowing you to learn about the workings of your brain along the way