According to Jeremy D. Johnson our current belief that we need 8 hours of sleep is a modern creation.
In an informative article Johnson makes the case that in the old times- very old times like in the 18th century- humans used to sleep twice a night and that those sections were used to read, pray, have sex, or even socialize with neighbors...
http://disinfo.com/2013/08/how-our-ancestors-used-to-sleep-twice-a-night-and-highlighting-the-problem-of-present-shock/
No comments:
Post a Comment