“Exercise your brain,” experts advise people hoping to stave off dementia. But how? Stretching your brain might be the better description. Do a crossword puzzle a day and you may just get good at ...

You might've heard that doing the daily crossword puzzle is good for your brain. It certainly is a nice way to keep your mind busy. But the truth is, crosswords may only help strengthen a particular ...

If you have ever lifted a weight, you know the routine: challenge the muscle, give it rest, feed it and repeat. Over time, it grows stronger. Of course, muscles only grow when the challenge increases ...