Definition of NREM and REMNREM (Non Rapid Eye Movement): is a sleep cycle where no eye movement fast enough. NREM cycle happens nearly 80% of our normal sleep cycle. In this phase is further divided into 4 stages depth. When this NREM cycle, slow brain waves and heart rate as well. In this phase, estimated by the medical, is a phase where dreams do not happen.
REM (Rapid Eye Movement): is the sleep cycle in which this phase is the final phase of the human sleep cycle. in this phase slightly increased heart rate and brain waves slightly increased, and often occurs reflex movements of the muscles, and the most visible example is the frequent movement of the eyes. In this phase many dreams occur. It is known by its active brain waves in EEG when the man entered the REM phase of ini.Apa makes special? because REM is basic knowledge about the phenomenon of lucid dream, the length is also ceritnya, in essence, scientists realized that when dreaming too, our bodies sometimes experienced something like that we dream of, and in REM's eye was the organs most visible part moves according what is seen by the eyes of the mind in a dream