Skeptics Stack Exchange
Skeptics Stack Exchange

Questions tagged [neurology]

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

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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, I've often heard this refrain from people who are…
Scott Mitchell
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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?
smUsamaShah
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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 to develop a definitive lie detector? Is there a…
Francis Shanahan
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Should I perform minor daily tasks with my "off"-hand to keep my brain active?

You find this advice all over the web: Use your non-dominant hand to do simple tasks such as brushing your teeth because it will make new brain cells grow. On the other hand, it is suggested that it is potentially harmful to retrain left handed…
Lagerbaer
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Can your thoughts be read through monitoring brain waves?

The scientists then sat their subjects in front of a computer screen and showed them images of banks, people, and PIN numbers. They then tracked the readings coming off of the brain, specifically the P300 signal. The P300 signal is typically…
Renan
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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 communicating. Being very skeptic about the statement I…
Simon
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Can exercises be used to balance the brain's hemispheres?

I keep being told that exercises like touching your left knee with your right hand help stimulate the brain hemispheres and the "balance" between them. Here's a random example I found on Google from BrainAdvance. Can anyone provide evidence for…
DarkLightA
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Does the inner ear play a large role in regulating respiration?

Assoc Prof Dr Daniel Rubens has said that Sudden Infant Death Syndrome might be linked to damage to the inner ear. Sudden Infant Death Syndrome (SIDS) may be linked to the build up of carbon dioxide and existing inner ear damage according to a new…
user52149
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Does 70% of our brains cells change every day? If yes, how significant is that?

Frederick Travis claims that 70% of our brain cells change every day (for example in this clip and in this talk). Considering that we've got a lot of brain cells, that 70% seems a lot as well. If this is the case, what does that mean? What kind of…
hurdsean
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Barbara Arrowsmith–Young's Neuroplasticity exercises

I recently attended a very interesting talk from this woman about how she changed her own brain using exercises that simulated deficient areas. While this was very interesting, especially from the stand point of someone suffering with a learning…
theheadofabroom
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Do we "live" further in the past based on how tall we are?

Vsauce, in this video, You Live In The Past, viewed over 5 million times, claims that when you tap your nose and your toes at the same time, they feel as if they happened at the exact same time (which they did, but it takes longer for the signal to…
J.Todd
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Would born-blind people be able to make sense of shapes if they were healed?

Molyneux's Problem was published in Locke's An Essay Concerning Human Understanding in 1690. It was a thought experiment which essentially asked whether a person who was born blind, and could feel the difference between shapes and sizes, would be…
ajax333221
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Can brain waves be adjusted by music and affect phsical or mental health?

Possible Duplicate: Can I get high using binaural beats? Recently I've stumbled upon several brainwave synchronization audio programs ("Brainsync" for example). Generally those programs claim to help you to improve your physical / mental health…
MichaelS
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What is the source for these brain scan images?

Here are four brain scan images, attributed to some non-scientific twitter account on the left: https://twitter.com/ProtestPics/status/717547937841221632/photo/1 Trying reverse image search brings up a lot of tumblers, blogs, anti-pharma sites, PTSD…
allo
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Are people thoughts broadcasting on their brain-waves frequency?

Before my question, these are results I've gained when I researched about brain and neurons in couple of websites (plus my analysis!) : (It's not about reading thoughts through "monitoring brain waves") Brain is actually an organic computer that's…
Seyed Hamed Shams
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