second sleep

Eight-hour sleep is a myth, say scientists

Scientists have been saying for 20 years that the eight-hour sleep may be unnatural, and now more and more historians are backing them up

Scientists have been saying for 20 years that the eight-hour sleep may be unnatural, and now more and more historians are backing them up. In the early 1990’s, psychiatrist Thomas Wehr conducted an experiment in which a group of people were plunged into darkness for 14 hours every day for a month. It took some [...]

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