Interesting Fact - Memory

According to research carried out at Saarland University in Germany, a short nap at the office or in school significantly improves recall, they found that a nap 'produces a five-fold improvement in information retrieval from memory'.

(Participants in the study learned 90 single words and 120 unconnected word pairs.  Some students then watched a DVD while others slept.   When they were then retested, those who had slept remembered more word pairs.

I'm just going to close my eyes for a few minutes now.)