Why are some people right-handed and some people left-handed?

There are racial, racial or habitual differences between people all over the world. In addition to these main differences, there are some subtle differences. This is the difference between being right-handed or left-handed. Statistics show that about 85-90 percent of people are right-handed. Then the remaining 10-15 percent should be left-handed as a general math.

Just as there have been right-handed people in human society since ancient times, there have also been a number of left-handed people. However, due to being left-handed, many of them have been subjected to various forms of torture. Because if a person was left-handed, it was thought that he was persuaded by Satan. Because at different times Satan has been described as left-handed. In fact the word ‘sinister’ or ‘evil’ comes from the word ‘Left’.

In the Middle Ages, when a person was seen writing or eating with his left hand, he was also attacked by Satan, or was called a worshiper of Satan. Although the modern age has come a long way in education and culture and has come out of evil practices and superstitions, everyone has a different attitude towards left-handed people.

So, what is the main secret of right-handed or left-handed feature in people? Why are people either right-handed or left-handed?

Scientists and researchers have come up with two main theories about human beings being right-handed or left-handed. The first is the theory of natural selection and the second is the theory of genes. Although the two theories offer somewhat different views, there is currently no data to disprove any of the two theories. That is, both theories are correct from their point of view. They can also be called complementary to each other.

According to the theory of natural selection, the emergence of human right-handed or left-handed traits is mainly due to human language and ability to speak. What is the relationship between being right-handed or left-handed because of the language or speaking that language? There is a relationship, but more can be said about the language and the ability to write in addition to speaking in that language completes this right-handed nature.