What excactly is a REM cycle? How long do they usually finishing? How can I get the impression most rested whenI rouse up?
Answers: Usually, REM sleep occurs 90 minutes after sleep beginning. The first period of REM typically last 10 minutes, with respectively recurring REM stage lengthening, and the final one may ending up to an hour. Polysomnograms show brainwave patterns surrounded by REM to be similar to that recorded during wakefulness. In population without sleep disorders, heart rate and respiration speed up and become erratic during REM sleep. During this stage the eyes move swiftly in different directions.
REM is a stage of sleep. It's "Rapid eye movement " It's the deepest sleep. The longer you can stay within this stage the better. Tho you will enter this stage several times in one darkness. It's important to not be disturbed during sleep so you can draw from enough of this philosophical sleep.