How much sleep does a per­son need?

Peo­ple spend about a third of their lives “asleep. You notice how nec­es­sary sleep is when you lack it. You can hard­ly con­cen­trate because you’re so tired. But how much sleep do you need exact­ly?

The longer the sleep depri­va­tion lasts, the more extreme the con­se­quences. The brain per­ceives visions, shad­ows and sounds that do not exist. The indi­vid­ual need for sleep depends large­ly on hered­i­tary fac­tors. There are peo­ple who get by on five hours of sleep, while oth­ers need ten hours to feel well rested.

Sleep researchers have found that peo­ple in West­ern coun­tries sleep on aver­age about an hour less than they did 20 years ago. They were also able to show: Peo­ple who sleep too lit­tle per­form less dur­ing the day — and often don’t even notice it. Because you can get used to too lit­tle sleep. This leads to a para­dox­i­cal phe­nom­e­non: the more peo­ple work, the less they sleep. The longer the work­ing hours, the more fre­quent are sleep dis­or­ders, ana­lyzed the sci­en­tists of the Fed­er­al Insti­tute for Occu­pa­tion­al Safe­ty and Health. But only those who are well-rest­ed per­form at their best.1

Won­der­ing how to know your sleep needs and if miss­ing sleep can be made up? Then read the full article:

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