damacherepaha Uncategorized May 29, 2018 1 Minute tilthat: TIL many prominent historians have good proof that before the industrial revolution, most people slept in two periods per day, rather than one continuous period of nightly sleep via reddit.com Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like Loading... Related Published by damacherepaha View all posts by damacherepaha Published May 29, 2018