The average person in the UK gets 6.5 hours sleep each night [source: BBC]. This stat probably doesn’t surprise you. When a deadline is looming and the pressure is on, it can be tempting to cut an hour or two from your sleep to carry on working.
On top of this is the impression that many top executives survive on a bare minimum amount of sleep. In a typical workweek Yahoo CEO Marissa Meyer is reported to sleep 4-6 hours a night, while Donald Trump gets by on just 3-4 hours [source: Business Insider].