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Small Changes, Big Results

Have a walnut. Speak your mind. Plan ahead. Tiny but powerful life tweaks that will make you happier, healthier, and—yes!—better.
O, The Oprah Magazine  |  From the November 2008 issue of O, The Oprah Magazine
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Mental tip: Chew gum.

Chew Gum

The jury is still out on whether gum stimulates the appetite, but it seems to improve the thinking process. Researchers reported in the journal Neuroscience Letters that chewing gum activates areas of the brain that improve both concentration and memory.

Photo: Pamela Moore/iStockphoto
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