Questions about the scientific basis of the imagery and sensations that are experienced primarily during rapid eye movement sleep and occasionally during other stages as well.

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7
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1answer
212 views

Can lucid dreaming detract from the recuperative effect of REM sleep?

Imagine you mastered lucid dreaming, so you have a lucid dream every night. You might want to use this phase to do creative work or problem solving. Would this have a negative influence on the ...
2
votes
1answer
38 views

Are there distinct visual perception themes that have been recognized in dreams?

I'm not aware of a distinct term for what I'm trying to describe, so I will attempt to describe this in hopes that someone can help me find if there's a term or research done in this direction. I ...
14
votes
0answers
293 views

Does dream recall interfere with “reverse learning”? (Crick and Mitchison's theory of REM sleep)

I've recently became aware of the idea of "reverse learning" that might happen during REM sleep - the brain's attempt to eliminate pathological attractors that might appear in neural networks. The ...
7
votes
0answers
33 views

Are there any studies that suggest an evolutionary advantage of dreaming?

I've read the answers to this question. But I'd like to ask if, besides those suggested hypothesis, has anyone ever suggested that the advantage of sleeping could be to allow a profound state of rest ...
7
votes
0answers
317 views

Does data support Domhoff's neurocognitive theory of dreams?

Background: A friend described consistent feelings and themes during a dream. It is my understanding that the contents of our dreams are our subconscious/unconscious/preconscious processing stimuli ...
6
votes
0answers
96 views

Is there difference between a memory of a dream and memory of waking experience?

I'm very interested in dreaming and have pretty good dream recall. This makes me able to recall and distinguish hundreds of experience within my memory and label them as "dreams". I'm trying to ...
4
votes
0answers
20 views

Does testosterone level cause more sexual dream content?

I have long been interested in dreaming, including how dream content can shed some light on brain chemistry. I did a search on the subject of testosterone levels altering dream content and see some ...
4
votes
0answers
84 views

If stimulus triggers dopamine release, can dopamine release trigger memory recall of stimulus?

Modern science of sleep is starting to lean towards a viewpoint that dopamine has an important function in dreaming, and that dopaminergic pathways - mesolimbic and mesocortical are activated during ...
3
votes
0answers
487 views

Do highly creative people dream more and/or differently than ordinary people?

Everybody dreams, and I'm trying to understand if there is a cause and effect relationship between ability to dream and recall dreams and creativity as an adult. I would define the kind of ...
3
votes
0answers
1k views

Is it true that drinking water before bed causes dreams to be more vivid?

Pavan Teja says on Psychtronics: Drink a lot of water. The more water you drink before bed, the more vivid your dreams. Is this true? Is this because I'm more alert not to, you know, and ...
3
votes
0answers
69 views

What evolutionary process(es) are thought to have enabled humans to experience dreams?

As some theories suggest, most, if not all, biological features in organisms exist due to environmental factors that trigger the organism's eventual adaptation to these factors for survival purposes. ...
2
votes
0answers
54 views

Is continuous split or meta - awareness a scientifically supported concept?

There are a number of spiritual practices that practice self-awareness and continuous awareness of one's thoughts and actions (for example the teachings of Ekhart Tolle): Tolle writes that "the ...
2
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0answers
27 views

Is brain more active when you do something in dream or wake up?

If brain activity is measured using EEG, is the brain more active when sleeping and dreaming of doing something or doing the same thing when wake up? Of course, if you do exercise (eg. running) when ...
1
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0answers
18 views

Are Reality Checks in Groups More Effective?

Reality checks are recommended to train the capability for lucid dreaming. Are there studies on the effectivness of reality checks done together with a partner or within a group of people? I think ...
0
votes
0answers
17 views

Why can't I remember whether or not something happened in a dream or in real life?

It's like the feeling of deja vu, but different in the sense that I feel like I experienced it. Sometimes something pops into my head (for example, telling someone about something, or doing a task) ...
0
votes
0answers
16 views

The effect of Theanine on dreaming

Are there reports on the effect of Theanine on dreaming. Searching the web gives some reports of people, but I haven't seen a published study. Does anybody know?
0
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0answers
25 views

How are action potentials initiated in the absence of stimuli?

I understand that action potentials can be initiated by sensory transduction. However when we simply think, for example when dreaming, with no/little stimuli, how do we initiate action potentials to ...