Could your body do with a spring cleanse? May 13, 2015 Articles, Liver Doctor's Articles Leave a comment 5,162 Views. Today we cannot escape environmental toxins as they are increasingly in the air, water, soil and, by extension, in the food we eat.
Sleep Stages. Periods of sleep manifested by changes in EEG activity and certain behavioral correlates; includes Stage 1: sleep onset, drowsy sleep; Stage 2: light sleep; Stages 3 and 4: delta sleep, light sleep, deep sleep, telencephalic sleep. Translation. Find a translation for the sleep stages definition in other languages:
Stage R is referred to as REM sleep or ârapid eye movementâ sleep. The first REM sleep episode generally occurs after 90-110 minutes of sleep, cycling about every 90 minutes thereafter. REM sleep periods tend to be longer later in the night. Our heart and breathing rates increase and become irregular.