Did you know that the reason you sleep isn’t to rest? At least not in the way you would think. These are 25 reasons that everything you thought you knew about sleep is wrong.
25
Despite the fact that you will sleep for roughly 1/3 of your life, scientists are still not entirely sure as to why
24
As far as resting your body is concerned, sleep doesn't really make much of a difference. 8 hours of sleep will save you 50kCal. That's roughly the same amount of energy in a piece of toast.
23
The real reason you sleep is because your brain needs it. But its not like your brain just shuts down. It actually gets more active than it is during the day.
22
So, basically the idea of sleeping to rest is for the most part wrong. If you don't sleep though, after only 17 hours you'll start to experience cognitive difficulty with remembering and perceiving things.
21
Your pain tolerance will decrease and you'll become more sensitive to stimuli
