Search This Blog

4+2+4=A Good Night's Sleep?

Just one more ill to blame on the Industrial Revolution: Historians and scientists now agree that four hours of sleep followed by one or two hours awake and then a second four hours of sleep seems to be the norm for humans ~ and that's how it was until the mid-1800s: http://www.bbc.co.uk/news/magazine-16964783

No comments:

Post a Comment