PsychologySleep
Before artificial light, Europeans commonly slept in two blocks with an hour or two awake in between.
Diaries and court records describe people praying, talking or visiting neighbours at midnight.
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More psychology facts
Psychology facts about the mind that is reading this. Every time you recall a memory you rewrite it, researchers planted a fake childhood memory in one person in four, and placebos keep working after you are told they are placebos. Each one links to the reference behind it.
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- Researchers implanted a fake childhood memory in 1 in 4.
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