Questions tagged [neurology]

Generally regarded as the center of the nervous system in most living beings.

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11
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1answer
1k views

Can drugs cause permanent neurological change?

Over the weekend I saw the movie Limitless. <SPOILER ALERT> In that, the main character takes a drug, and he says that because of his prolonged usage of the drug, his synapses changed ...
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1answer
577 views

Does brain consist of 20% Omega-3 fatty acid?

I read an article on a website about preparing for exams, and it stated that because the brain consists of 1/5 Omega-3 fatty acids, it is important to eat fish, so your brain will get better at ...
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Near death experiences — clinically dead person “sees” something, later verified to be true?

This is slightly different from the question HERE, asking "Is there and explanation for near death experiences." I'm not discussion the vague, light-in-the-tunnel, warm-feeling near death experiences (...
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Can dogs love their owners?

A common assumption about household pets is that there is a mutual endearment between owner and pet. Searching the internet finds handfuls of people asking the same question and there are plenty of ...
33
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1answer
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Is mental exhaustion something real?

I can go from working hard on algorithmic programming a whole day, and feeling totally mentally exhausted, to playing chess. As far as I can understand, these two types of thinking should be strongly ...
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Disproving the 10% brain myth with empirical evidence

I am having a discussion with a friend trying to convince him that we do not use only %10 of our brains. I am aware of the answer here as well as the Snopes and Wikipedia pages (which actually have ...
18
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1answer
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Can people forget how to ride a bike?

I doubt that people never forget to ride a bicycle. If my grandfather, who hasn't ridden a bicycle in over 30 years, were to hop on one and start riding, I would be immensely surprised. Are there any ...
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Does the brain use more energy during mental work?

There is the idea that mental work is tiring. Does the brain as a whole need to consume more glucose and oxygen when we are "mentally active"?
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2answers
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Is there a relation between brain physiology and gender identity?

I recently came a cross a blog post that talked about DSD or Intersexuality as they rather call it. One of the claims that was made is that gender identity (that is, whether I think of myself as male ...
22
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1answer
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Can any EMF detector detect ghosts?

It has been my understanding that EMF detectors are used for a wide variety of applications. For example, EMF detectors can be used to measure electrical leaks in microwave ovens as well as ...
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Does long-term use of MDMA (“Ecstasy”) cause cognitive impairment?

The MDMA page of Wikipedia currently states: A meta-analytic review of the published literature on memory show that ecstasy users may suffer short-term and long-term verbal memory impairment—with ...
32
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How does deja vu work?

If you've ever had that fleeting, mysterious sense that something new -- a city or person you’re seeing for the first time -- is somehow familiar, that you’ve been there or known them before,...
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Does brain mass have any correlation to intelligence?

According to many (I cannot find a source at the moment), Albert Einstein's brain weighed less than average. It is a common belief that there is no correlation between brain mass and intelligence. Is ...
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Do we perceive time passing slower during an accident?

Is there any scientific proof to the feeling that time slows down when we are in danger or crisis? Do we think faster? See faster?
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Does staring at a flame slow brain activity?

I was looking for an answer to this question on the tubes and I was amazed to discover an impressive set of completely crap answers to this question. Photo by kayaker1204. Creative Common License. ...
40
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1answer
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Can I get high using binaural beats?

Some sites claim that you can get high using binaural beats: All I-Doser doses are tested by a panel of users who consider themselves experienced in binaural beat modification. A dose is not passed ...
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Do emotionally-driven tears release toxins from the body?

Sometime ago I'd heard someone trained in child psychology claim that crying for emotional reasons (as opposed to getting something in your eye for example) released toxins from the brain and/or body. ...
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Is suicide through thought possible?

Moult studies have shown the control power our brain has. From relaxing yourself, to decreasing your breathing rhythm and auto-hypnotizing yourself to sleep (all three of which I have experienced), ...
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1answer
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Why is the smell of flowers sensed in some situations?

Some people report sensing a flowery smell in some places or situations in which there are no flowers present. Those sensations are sometimes related to religious experiences. There are also claims ...
20
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1answer
943 views

Is there any scientific evidence that this illusion illustrates which side of our brain we use?

http://www.dailytelegraph.com.au/news/weird/the-right-brain-vs-left-brain/story-e6frev20-1111114577583 the newspaper article makes the claim that if you look at the image and the dancer is spinning ...
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3answers
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How well is the ideomotor effect understood and defined? [closed]

I'm curious what the extent of the ideomotor effect is, and how it is precisely defined. I often hear it used to explain things as widely diverse as Ouija boards, assisted communication frauds, and ...
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Does drinking coffee improve concentration?

Will drinking a cup of coffee before I sit down to work improve my concentration, compared to drinking a cup of water?
15
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Are left-handed people smarter or more creative?

I frequently hear that left-handed people tend to be smarter or more creative. For example, a disproportionate number of musicians, presidents, and doctors are left-handed. Does being left-handed give ...
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How much do we know about the brain?

Here's a question that is bound to be controversial but is not intended as such. Do we really know anything at all about the brain? Is neurology really a science? I'm an epileptic patient and ...
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Do any brain training games make you smarter?

What are the benefits over just playing a normal game? Sites such as Lumosity claim they are training your brain and making you smarter using "what seems like games". Is there any scientific evidence ...
22
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1answer
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Can Functional MRI be used to determine if someone is lying?

To my knowledge traditional lie detectors don't really detect lies but rather blood pressure, pulse, etc. and can be fooled with sufficient self control. What about Functional MRI? Can FMRI be used ...
107
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Do we only use 10% of our brain?

I've heard claims that the average person uses only 10% of their "brain power," whatever that means. The implication, though, is that there the majority of our brain's potential is untapped. However, ...
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Do the Left Brain and Right Brain have different functions?

I've heard that the left brain controls the logical aspects of the thought and right brain controls the creative. Is there any truth to such claims?