Even a short afternoon nap can help refresh the brain and improve its ability to learn, researchers say.
A study published in the
journal NeuroImage found that a brief sleep during the day helps the brain
recover from mental fatigue and prepares it to take in new information. This
may be especially helpful on busy or demanding days.
The lead researcher, Professor Christoph Nissen of the University of Freiburg in Germany, said that even short naps can improve how the brain processes and stores






