Why Are Some People Left Handed - Reasons

Why Are Some People Left-Handed


Why Are Some People Left-Handed

Have you ever wondered if you are a right hand or a right-hander, but why do some people use their left hand more?


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Why Are Some People Left-Handed - Reasons


You may not know it, but one out of every 20,000 is a left-hander.
So the reason is hidden in the jeans.
This was revealed in a UK medical study.
Oxford University research did not succeed in identifying genes that lead to left-handed dominance. But it has been shown that certain parts of the human genome can cause it.

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what researchers say that why are some people left-handed


Researchers have discovered that being left-handed can lead to brain development and physical microtubules in the mother's womb.
Microtubules are the structure of cells that carry most of the load on human cells.
Researchers say that we discovered that the left and right sides of the brain of left-handed people interact better with each other.
He said that further research in this regard would help to know how much the left-handers benefit from.
In past research reports, it was discovered that one out of every 10 left-handed individuals has a left-handed supernatant hidden in the genes.

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The results of this new research were published in the journal Medical Brain.

In December 2017, a study by the International School for Advanced Studies revealed that the preference for left-handed use or right-handedness is determined by the mother's womb when the child is older.


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Left or Right Handed? It is decided in mother's womb


In fact, a scan done after 18 weeks of pregnancy suggests that the right or left hand will dominate in her life.

Up to 100% of the hand predisposition predicted during the study, ie, the baby will be right-handed or left-handed in childhood.

Earlier research reports stated that the effect of right-handed or left-handedness is the result of the development of different parts of the brain, which also determine the risk of various diseases such as depression, schizophrenia, and autism in an individual. does.

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During this study, researchers analyzed 29 pregnant women from 18 to 21 weeks of pregnancy.

The movements of the hands were determined by ultrasound? N scan in their children and then they were seen again ten years later.
The results showed that after 18 weeks of pregnancy it is possible to know whether the baby is right-handed or left-handed.

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The results of this research were published in the journal Medical Scientific Reports.

It is important to note that one out of every 20,000 people is left-handed or, say, a left-hander or left-handed.

In the past, it was believed that such people were, in fact, weak in the face of the devil and they should overcome their habit.

Fortunately, this superstition has ended, but there is still curiosity among the people about how some children grow up using the left hand more than the right hand.


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