"Dysania" is the state of finding it hard getting up out of bed in the morning.
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Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
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Termites work 24 hours per day and they do not sleep.
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Cows can sleep standing up, but they can only dream lying down.
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The average cat sleeps about 2/3 of the day.
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The human brain is more active during sleep than during the day.
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Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
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