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When you are tired from work or study, what do you do? Many people drink coffee or an energy drink. But a new study suggests this. A short sleep might be better for you than a cup of coffee.
Researchers studied caffeine. Caffeine is found in coffee, tea, soda, and energy drinks. And they studied taking a nap during the day. A "nap" is a short sleep. Researchers compared using caffeine and taking naps. They wanted to see how caffeine and naps affected learning and memory.
The ...