Sleep deprivation has been shown to effect:
4. Time estimation
Creative thinking drops by 45% under high level of time pressure. (Teresa Amabile, Harvard)
Sleeping only 7 hours a night for a while will bring an A student in the top 10% to the bottom 9% of the non-sleep deprived in her class.
39% of Americans work 50 or more hours.
18% work 60 or more.
6.8 hours: average sleep an America. Gets at night
2 weeks of 6 hours a night sleep makes a person effectively equivalent to a drunk person.
The amount of happiness resulting from the extra overtime pay in money from working 70 hours is less than the unhappiness from the imbalance of work-life it causes.