People now sleep 2 1/2 fewer hours each night compared to people from one hundred years ago.
The average office worker has 36 hours of work piled up on his or her desk. It takes three hours a week just to sort through it and find what we need.
We spend eight months of our lives opening junk mail, two years of our lives playing phone tag with people who are too busy to answer, and five years waiting for people who are trying to do too much and are late for meetings.
(Stats from The Overworked American by Juliet Schur and Rick Warren)
In Genesis, when God created the world, He modeled for us the rhythm of rest and work. He was not weary or tired, but rather set an example for the humans He created. This is how He made them; to function in a rhythm.