Period Wakefulness facts
While investigating facts about Period Between Sleep And Wakefulness and Period Of Wakefulness Baby, I found out little known, but curios details like:
Up to 70% of people will experience a hypnagogic jerk when falling asleep. A hypnagogic jerk is an involuntary muscle spasm that occurs as a person is drifting off to sleep. The phenomenon is so named in reference to the hypnogogic state — the transitional period between wakefulness and sleep.
when performing cpr how should the compressions be administered?
Until the prevalence of artificial lighting, it's likely that people used to sleep in two separate increments over a longer span instead of one 8-hour period. They'd sleep 3-4 hours, wake up for a while, and then sleep again until morning.
In my opinion, it is useful to put together a list of the most interesting details from trusted sources that I've come across. Here are 8 of the best facts about The Transitional Period Between Wakefulness And Sleep and Period Of Wakefulness I managed to collect.
what is the term for a period of rest and recovery from the demands of wakefulness?
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White-footed mouse sleeps during extremely cold periods of the year. It occasionally wakes up to eat food stored near the nest.
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Historically humans used to sleep in two parts every night with small waking period in-between. It's called segmented sleep and was the norm throughout human history till the industrial revolution.
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8 hour sleep cycles are unnatural, and our regular sleep cycles are actually 2 four hour blocks with a period of wakefulness in between.
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Before the invention of the bed, humans from all over the world divided the night in two—first and second sleep with a period of wakefulness between them
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Bears do not hibernate. In order for hibernation to occur, the body temperature has to drop nearly to the outside temperature and the heart rate has to slow drastically. In addition, they usually wake up periodically. Bears do not fit this criteria.
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You shouldn't drink coffee in the hour after waking up. In that period your cortisol level peaks to make you more alert. If you drink coffee during this time, it isn't as effective at actually waking you up. The result: you need more caffeine to wake you up when cortisol levels aren't peaking.
