How To Access 100 Of Your Brain Power – You can’t use 100% of your brain – and that’s a good thing. In Part 1 of the Deep Dive, let’s take a look at how much brain power you’re using.
Life on Earth goes back millions of years, but most living things only use three to five percent of their brain power. – Professor Norman (Morgan Freeman) in the 2014 film Lucy
How To Access 100 Of Your Brain Power
He is famous – or maybe famous – for promoting the idea that we humans only use a fraction of our brains. The protagonist of the film, played by Scarlett Johansson, is able to use various scientific inventions to increase the use of her brain from the supposedly normal value of less than 10 percent to 100 percent.
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The film shows that developing natural movements, let alone meeting them 100 percent with the brain, has some problems, which are shown as the brutality of Johansson’s character. As we can see, there are good neuroscientific reasons for following our instincts—and perhaps following less.
But many serious writers used the film as a template to tell the myth of the 10 percent. No. In fact, we use almost all of our brain; I do it all the time. He quoted a renowned neurologist at the Johns Hopkins School of Medicine.
In fact, this statement is false; I will call it 100 percent fiction. in fact, the number of 10 percent is a useful point to understand how your brain works and to see the real events that are happening in your head.
Now It is true that over time we use more than 10 percent of the head muscles. However, the amount does not reach 100 percent. “Possible” here means that it is very difficult to measure the changes in the activity of many neurons in an awake animal. Even animals like mice are difficult to write, and writing accurately in humans is impossible.
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Until recently, a few or more rarely; Only a few hundred or a few thousand neurons can be accurately measured at a time. however, Neuroscientists are making great progress.
In 2020, a team led by Saskia de Vries of the Allen Institute for Brain Science published a paper announcing that they could accurately predict neuronal activity in the rat brain. They measured activity in many areas of the cerebral cortex involved in vision and were able to record the details of activity in 60,000 amazing neurons. The animals were allowed to run freely on a rotating plate as instructed. The animals were shown pictures and movies of nature and were given an active lifestyle that was normal for rats.
It is worth going into detail about the methods of this research, because it can highlight false facts in favor of the myth of 100 percent.
You might think that 60,000 neurons in the brain out of hundreds of millions or billions is still not a large sample. In mice, it makes up less than 0.1 percent of the brain, and mice are obviously smaller and less dense than we are.
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Why not use brain imaging? It gives us fascinating pictures of the whole brain and can also be done in humans.
The problem is that brain imaging techniques such as fMRI do not have the necessary accuracy. They compared the activity of many neurons over a short period of time.
In a typical fMRI experiment, each point describing “activity” corresponds to neural responses in a 1 mm cube. Each of the thousands of cubes that make up the brain contains hundreds or millions of neurons. The firing of these neurons is clustered together within each block and is disrupted by combining blocks, which often include areas of the brain such as the amygdala.
The nose is short for a second or so. This may seem like a short time, but neurons can act very quickly: on the millisecond scale. This means that they can fire hundreds of times in different ways, and all of these cannot be seen by brain imaging machines.
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But image data is often taken as 100 percent myth proof: “Look!” “Just about everything moves and the whole brain ‘lights up!'” he argues.
The fact is that the change in the function of a given voxel – when it is “brightened” – is very small: most of it corresponds to a change in the image signal of a few percent. “Blinking” can result from the activation of a few neurons in a given voxel. This disease can cause many neurons to be resting at any given time, resulting in less than 100% activity. We can’t tell if there are neurons that don’t fire.
With the brilliant idea that de Vries’ team came up with, which used advanced imaging techniques to break down brain tissue that required surgery, we can actually see what’s going on. They found that a third of the neurons in the visual brain – 23 percent – did not respond to any visual stimuli. Inspirations include a variety of natural world events and nature films, including Orson Welles’ 1958 classic.
. He also tried different artificial stripes. For 23 percent, there was no benefit—those neurons increased temporarily, but not systematically. They move, shine, I don’t care how it looks one way or the other. If only 23 percent of our visual neurons had no target to be recognized. Can we really say “we use it”?
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It is possible that these silent neurons respond to a specific image or movie that is not shown. Although they are called “visual” neurons, some can respond to other types of things, such as strong odors associated with mice or loud noises. But as far as we can tell, about one-fourth of the neurons in this vital brain do not do any real visible work, if any.
This style is not just about looks. A small but interesting study documented neurons in the part of the cortex that controls hearing in mice. They found that about 10 percent of the neurons responded to the sound output. again, some Nerves can respond to unfamiliar sounds; or light falling on the eye; It can react to the touch or something else on the skin.
However, the size of non-responsive neurons indicates that a large proportion of neurons are normally silent. Biologists have been aware of this problem for a long time, but until recently it was a common practice not to investigate or report “unresponsive” neurons in imaging studies.
Others have overestimated the number of neurons that are silent or silent. Biologist Saak Ovsepian used previous reports to estimate that the amount of so-called “neural dark matter” could be 60 to 90 percent. The upper limit of this ratio fits well with the 10 percent hypothesis.
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Why are there so many useless neurons in the brain? Isn’t that rubbish? Evolutionists have developed an explanation of the phenomenon of the dark brain on the basis of Darwin. The idea is that over generations, neurons that do not respond are no longer subject to selective forces that punish the owners of extra neurons. With this principle, dark veins cannot be removed. If the brain is damaged, it can be called black brain. When new organisms enter new environments or face new problems, they can be useful in evolution.
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In your head. instead, they are mixed with “light” or strong neurons in the cerebral cortex and other parts of the brain.
Regardless of how they are classified, there is definitely something dark in our brains. Considering the metabolic cost of building and operating a brain—especially one as large as ours—I think our brains can’t have half of their neurons working. de Vries’ research showed that 77 percent of the eye muscles he tested were functional.
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However, these neurons did not always or almost always respond. Their answers were varied.
What does this mean for the question, how much money does our brain use? We also show how you can solve this question by simulating our brain working in the same way as the Internet.
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De Vries, S.E., Lecoq, J.A., Buice, M.A., Groblewski,
Fact Or Fable? Humans Use Only 10% Of Their Brain Power
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