Analysis of information sources in references of the Wikipedia article "Polyphasic sleep" in English language version.
In China: Workers often take a break after lunch and put their heads on their desks for an hour-long nap. It's considered a Constitutional right.
In today's world, balancing school, work, kids and more, most of us can only hope for the recommended eight hours of sleep. Examining the science behind our body's internal clock, Jessa Gamble reveals the surprising and substantial program of rest we should be observing.