We spend a third of our lives sleeping, but how often do you stop to think about this universal activity? Here are 65 things you may not know about sleep, compiled in an infographic by Sealy of Australia.
[Click image for full size version]
Irma Wallace
Co-founder and Vice President of SearchRank, responsible for many of the day to day operations of the company. She is also founder of The Arizona Builders’ Zone, a construction / home improvement portal.