According to Sleep.Org, "29 percent of workers report falling asleep or becoming very sleepy at work, and a lack of sleep costs the United States $63 billion each year in lost productivity."
"According to an article on Forbes, a group of companies in Latvia, "...discovered that their top ten percent most productive employees didn’t actually work any more hours than anybody else. In fact, they took more breaks. On average, this high-productivity group worked for 52 minutes and then took a 17-minute long break."
According to an article in Priceonomics by another wellness advocate, " The NASA team concluded that naps provided a 34% increase in pilot performance and 100% increase in physiological alertness."