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i've heard 5 dreams a night or so & 2 hours of your nightttime sleep routine?

2006-07-05 15:48:06 · 8 answers · asked by xoxo T 1 in Society & Culture Religion & Spirituality

& is it true that dreams usualy are really short, like 10 seconds or so.

2006-07-05 15:51:18 · update #1

8 answers

Two hours per night, on average, and usually only during the REM stage of sleep.
There is no universally agreed-upon biological definition of dreaming. Dreams are typically associated with REM sleep, a phase of brain activity which occurs towards the end of the sleep cycle. REM sleep is characterized by rapid horizontal eye movements, stimulation of the pons, increased respiratory and heart rate, and temporary paralysis of the body. Subjects awakened during REM sleep usually report having been dreaming. However, a small fraction of subjects also report dreaming in other phases of sleep. Some neurologists even group mental phenomena such as daydreaming under the umbrella of dreaming.

Some studies on time sense during dreams have determined that a subject's sense of time during a dream closely matches their time sense during waking activity. In other words, if a dream feels like it lasted twenty minutes, these studies suggest it was indeed about twenty minutes. However, other studies have found this to be inaccurate. Thus, there is some debate regarding the distribution of time in a dream corresponding to reality.

2006-07-05 15:53:39 · answer #1 · answered by Anonymous · 0 1

People only dream during the REM part of thier sleep. This is the most intense phase of sleep and usually lasts between 2 - 3 hrs in an average 6 - 8 hr sleep. If the person has a high drug or alcohol intake REM is less or does not happen at all. This is why when a person in this situation goes cold turkey they will have nightmares. This is due to what is termed a REM influx (among other terms). It is thier brain/mind reasserting it's original REM pattern and it goes a bit overboard at first.
There are many stages of sleep and eating, stress and drug/alcohol intake can all effect these and, as a result how much REM sleep you get. REM time is important as it is when your mind sifts through the detritus of the day and 'sorts' what is worth keeping and not. It is also a time to get in touch with your sub-concious needs and desires. These are very rarely presented in a straight forward format however.
As for the dreams themselves, while some might seem like hours and others like moments - the average dream time is about 5 seconds and sometimes between 8 - 10 seconds at the most.

2006-07-05 16:01:09 · answer #2 · answered by soulgirl76 4 · 0 0

In dreams, time is not what we know it to be. You only dream when you are in REM (rapid eye movement) state (light sleep, you are easily woken), but how long that is depends on the person I suppose, don`t know. It`s funny how you can have elaborate and detailed dreams that last only about a few minutes!

2006-07-05 15:53:55 · answer #3 · answered by Roxie 6 · 0 0

Usually about 8.

2006-07-05 15:51:16 · answer #4 · answered by clusium1971 7 · 0 0

Even if you remember like you had dreams and dreams,, it's only a few minutes of your sleep

2006-07-05 15:50:36 · answer #5 · answered by Anonymous · 0 0

You dream the entire time your asleep, but generally you don't remember them all

2006-07-05 15:51:39 · answer #6 · answered by evil_kandykid 5 · 0 0

4 HOURS

2006-07-05 15:51:28 · answer #7 · answered by Anonymous · 0 0

oh , about the average time i would say.

2006-07-05 15:52:23 · answer #8 · answered by Homer Jones 5 · 0 0

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