Published at LXer:

Everywhere you turn there are "brain training" games that claim to help you "lower your brain age" or "boost your brain power" and other such marketing hyperbole. Much like saying a certain breakfast cereal is "more satisfying" than other cereals, these claims are basically meaningless. As fun as they may be to play, brain training games have one fundamental flaw: the improvements you see the more you perform the exercises are not evidence of your brain becoming better, smarter, or faster. Instead, the improvements are the same sorts of improvements that you will see in almost any task: the more you practice, the better you get at it. You haven't gotten any smarter, you've just learned how to perform the task at hand faster and more efficiently which translates into a better score.

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