The amazing thing you do not know about sleeping

In a new experiment on sleeping on a number of students, it was observed that students who woke up at the onset of sleep (after waking they were allowed to sleep for an additional 8 hours) all had distracting attention, tingling and crookedness Mood, hallucinations, and even after 3 days showed signs of madness. Eventually, when they were allowed to steal, their minds recovered lost time and increased their level of efficiency.