Stages of Sleep Stages of sleep have been long studied and more is continuing to be learned about each stage. Current consensus is that there are basically five stages of sleep. Sometimes stages are combined due to similar qualities of the stage. Other times additional stages of sleep are added to explain periods of time that are associated with sleep but hard to identify as actual sleep. An example of this is that a “waking stage” might be identified as the time prior to stage one. Introduction Stage One The stages of sleep begin with stage one. This stage is the interim between being awake and being asleep. During… Read More
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