The first consideration is psychological: Recognize that you're not being lazy; napping will make you more productive and more alert after you wake up.

首先要考虑的是心理：必须认识到这不是你懒惰；午睡能让你醒后更高效和敏锐。

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That's the message of a trio of pediatricians, who write this week in the journal Pediatrics with a clarion call to other family doctors and child specialists: stay alert to the signs of psychological maltreatment.

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Last November, the Food and Drug Administration issued an alert saying it was looking into neurological and psychological side effects for Chantix.

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With work stress at disturbing levels in an uncertain marketplace, the American Psychological Association among others, have sounded the alert to big business that a stress-out overwhelmed workforce is no way to compete.

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