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Welcome to our Channel NKC Insight. Today we are celebrating Left-Handers Day. The day rises to recognize who are using their left hand in a right-handed world. The majority right-handed of the frustration that left-handed people face while using devices designed for right-handed people. The day was created in 1992 by the Left-Handers Club in United Kingdom to celebrate left-handers.

Left-handedness was viewed negatively by previous generations, back to the Middle Ages, when lefties were thought to be possessed by the devil. In early 1900s, Americans believes that left-handers were more liable to mental disorders. About 10% of the world’s population is left-handed. Ambidexterity is rare and only occurs in about 1% of the population. Ambidexterity is the ability to use both the right and left hand equally. It indicates that a person has no marked preference for the use of the right or left hand.

According to a Journal of Economic Perspective study, left-handed people are more likely to work in manually intensive fields. And most notably, lefties are also called, Southpaws. Comparing to women, men are more likely to be left-handed. Approximately 11% of men and 9% of women are lefties. Scientists have long known that handedness is shaped by genes. But in 2019, they identified the differences in parts of the DNA.

The elder left-hander people can handle some of the tasks just as well easily compare to right-hander people. A recent study shows, brain involved in handedness have mood swings, restlessness, and neuroticism, a personality type marked by anxiety and fear that sometimes can veer into mental disorder. Even animals also have a handedness quality like, dogs, horses, domestic cats and kangaroos. Nearly 50% of dogs are left-paw.

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The highest left-handedness occurs in North America, Australia, New Zealand, and Western Europe about 10%. The lowest rates, 4-6%, are in Asia, Africa, and South America. Left-handed people are having several physical and mental disorders and health problems like, autism spectrum disorders, depression, bipolar disorder, anxiety disorders. Twins are mostly left-handed, that the genetic factors explain 25% are left-handers, while environmental factors explain the remaining 75%.

Left-handed people have a big advantage in competitive sports like cricket, tennis, swimming. Lefties are highly smart and some of the most popular inventors were left-handed like Isaac Newton and Benjamin Franklin. Five out of the last eight US presidents are left-handers like, Gerald Ford, Ronald Reagan, George H.W. Bush, Bill Clinton, and Barack Obama. Most people are actually normal and that left-handedness is not pathology. They are more creative and intelligent.

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