Dreams

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In order for people to dream, they must be in a period of rest which they lose awareness of their surroundings. This is more commonly known as sleep. Once a person has fallen asleep, they will enter into the first of five stages of sleep. Stages one through four are usually termed as non-REM sleep with stages three and four also being referred to as delta sleep, due to the evidence of low frequency brain waves. It is said that non-REM sleep makes up about 80% of sleep and REM sleep makes up the remaining 20%. Stage one lasts around seven minutes. This stage is a time when the brain produces alpha waves as we are going from being awake to sleep (Dream Talk). Stages two through four are periods in which the dreamer falls deeper and deeper into sleep. Declining during this time are the dreamer's muscle tension, heart rate, respiration, and body temperature. Stage four is the deepest stage of sleep and this is where sleepwalking and night terror occur in ...

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