9. Chew a Piece of Gum

Although it’s unclear why, chewing gum appears to improve concentration. Some researchers hypothesize that the chewing motion results in increased blood flow. Others speculate that it requires your brain to wake up, so to speak.

Regardless of why, if you don’t have time for a walk, try chewing a piece of your favorite gum. If nothing else, you’ll have fresh breath for the rest of the afternoon.

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