Mixed Handedness Facts: Get To Grips With This Phenomenon

Anusuya Mukherjee
Jul 19, 2023 By Anusuya Mukherjee
Originally Published on Mar 29, 2022
Edited by Rhea Nischal
Fact-checked by Spandana Kantam
Learn interesting mixed-handedness facts here at Kidadl.
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Age: 3-18
Read time: 7.4 Min

Human handedness refers to someone's preferential use of one hand, called the 'dominant hand'. Whereas the non-dominant hand is comparatively the less skillful one.

It's a fascinating phenomenon where individuals can use both their left and right hands with equal ease. Being mixed-handed can bring about a world of curiosity and wonder, as it defies the conventional norms of handedness. Mixed-handed children can work with both hands equally well, showing they are just as talented as right-handed children.

There is an interesting connection between the human brain and hands. Our brains are cross-wired.

Simply put, the right hemisphere of the brain controls the left side of the body, and the left hemisphere controls the right side. This results in the unique skill sets possessed by right-handers and left-handers.

Studies show left-handers are likelier to have better 3D perception, music awareness, imagination, creativity, and art skills. Left-handed people are more inclined towards art and musical instruments.

At the same time, right-handers have a more substantial hand in number skills, written skills, reasoning, language, logic, and analytic thought. Also, some people use one hand for some tasks and the other for others.

People who are referred to as 'mixed-handed' are called so because they can use both hands equally well for all tasks. Those who have equal ability in both hands are also referred to as 'ambidextrous', simply meaning that they're both right-handed and left-handed at the same time.

Meaning Of Mixed Handedness

Many people have one side that is more dominant than the other side of their body. If the dominant side has not been developed, then this is called being 'cross-dominant' or 'mixed-dominant'. Sometimes, people with cross dominance may even switch power depending on the task to be performed as the right hand and left leg, or vice versa.

  • Mixed-handedness, also known as 'ambidexterity', refers to the ability to use the left and right hand interchangeably with equal skill and comfort.
  • It is a fascinating trait that challenges the traditional notion of being either left-handed or right-handed.
  • The meaning of mixed-handedness goes beyond simply being ambidextrous. It signifies remarkable flexibility and adaptability in someone's motor skills.
  • Mixed-handedness can manifest in a variety of ways. Some mixed-handed people may be ambidextrous, meaning they have equal skill with both hands. Others may be more strongly left or right-handed but still exhibit mixed-handed tendencies.
  • Mixed-handedness can also affect other areas of the body, such as the eyes or feet, leading to mixed-eye or mixed-footedness.
  • Being mixed dominant doesn’t mean both hemispheres are equally strong. It is more about the dominant side being undeveloped. It means that cross-dominant people have a uniquely built brain, which results in unique strengths. The strengthening helps their brains work in a more integrated way.
  • Mixed-handedness has been observed throughout history, and many famous historical figures were believed to be mixed-handed. For example, Leonardo da Vinci was known for his ambidexterity and used both hands to write and draw. Michelangelo was also believed to be mixed-handed, as were Benjamin Franklin and Albert Einstein.
  • Mixed laterality refers to an individual favoring motor skills on one side of the body, including an eye, foot, or ear. They often face problems in activities that require aim, such as throwing darts.
  • One of the most typical varieties of mixed dominance is ambidexterity, in which 'ambi' means 'both' and 'dexter' means 'right', making it 'right on both sides'.

Reasons For Mixed Handedness

What gives some people the ability to swing a tennis racket or pen a heartfelt note with either hand? Perhaps, it's the resilience born from overcoming life's curveballs? The answer is as intriguing as a treasure hunt. So, let's venture into the mesmerizing maze of mixed-handedness and unravel the reasons behind this extraordinary trait!

  • Like most characteristics of human behavior, handedness is an intricate trait influenced by multiple factors, such as epigenetics, genetics, environment, language, and more.
  • Hand preference probably arises as part of the developmental process, which begins to develop before birth.
  • It is related to functional disconnection syndrome (FDS), which naturally occurs, disconnecting the brain, and is not associated with surgery or trauma. This syndrome doesn't communicate properly or is not at an accurate speed with different hemispheres of the brain, which causes miscommunications and takes a longer time to process. It is caused when one side develops faster than the other side of the brain.
  • People with mixed-handedness, or ambidexterity, are known to have the unique ability to switch seamlessly between hands, whether writing, drawing, or performing various tasks. This characteristic showcases the incredible versatility of the human brain and highlights the diversity and complexity of our capabilities.
  • Mixed-handedness is a reminder that there is no one-size-fits-all approach and that embracing our unique traits and talents can lead to a more enriched and fulfilling experience in life.
  • However, another theory states that ultrasound may sometimes affect the brains of unborn children in the womb and cause higher rates of mixed dominance.
  • The first sign of handedness becomes detectable in early childhood, during fetal development. It means the fetus decides whether it is right-handed or left-handed.
  • Ultrasound results revealed that at the 10th week of gestation, most fetuses move their right arm more than their left hand, whereas, from the 15th week, most fetuses start to suck their right thumb.
  • Also, leftward growth of the brain, seen in the first trimester of pregnancy, plays an important role in neurological development.
Cross dominants face difficulty reading and writing at the same time.

How Does Mixed-Handedness Affect a Person's Activities?

Ever wondered how mixed-handedness might turn everyday activities into an exhilarating adventure? From brushing your teeth to acing that tennis game, having the same prowess in both hands can transform the ordinary into extraordinary! Mixed-handers might switch hands in the blink of an eye, or even pull off a spectacular dual-handed performance.

  • Brain hemispheres play different roles in updating and maintaining an individual’s beliefs. Likewise, the left hemisphere (LH) forms constant ideas, while the right hemisphere (RH) evaluates for inconsistencies or oddities related to these beliefs when appropriate.
  • The lack of hemisphere development in mixed laterality may lead to a delay in mastering grammar, vocabulary, and language.
  • A few activities of cross dominance can explain many learning behaviors such as misplacing objects, constant indecisiveness, poor handwriting, the tendency to rotate the head while writing and rotating papers strangely, difficulty with motor movements, and performing tasks that cross the body midline.
  • While mixed-handedness and left-handedness may seem similar, they are two different phenomena. Left-handed individuals have a dominant left hand for most tasks, while mixed-handed individuals do not have a dominant hand.
  • Left-handedness is less common than mixed-handedness, with around 10% of the population being left-handed. Left-handed individuals may also face certain challenges, such as difficulty using right-handed tools and equipment.
  • Besides sports, other advantages of mixed-handedness include reading with the dominant right eye whilst listening with the dominant left ear or listening to the teacher while reading the blackboard.

Characteristics Of Mixed-Handed People

Whether it’s swinging a bat like a pro or painting a masterpiece, mixed-handers have got it covered. And guess what?

Their brains are often as nimble as their hands! They might whip up some out-of-the-box ideas that leave everyone gobsmacked. From adaptability that rivals a chameleon to creativity that would make Picasso proud, mixed-handed individuals are a treasure trove of talents.

  • The characteristics of cross-dominant people depend on memory, accident-proneness, and belief in improbable events.
  • Based on such criteria, people with hand confusion encode memories faster but are statistically more at risk as compared to left-handed and right-handed people.
  • Handedness reflects the structure of the brain, as the brain works asymmetrically. But mixed-handed people, in contrast, use one hand for primary tasks such as throwing, writing, and eating, but show mixed preferences for other functions.

Tips For Living As A Mixed-Handed Person

Living as a mixed-handed person can be like having a hidden superpower. With great power comes great... possibilities! Imagine the thrill of being equally adept with your left and right hands. But wait, there’s more: you can unlock even more of your potential with a few nifty tips and tricks.

  • If your child is mixed-handed, there are a few things you can do to help them navigate the world. First, make sure they have access to tools and equipment that can be used by both left and right-handed individuals. This may include things like scissors, writing utensils, and sports equipment.
  • You can also help your child with handwriting by encouraging them to practice with both hands. This can help them develop a consistent writing style that works for them.

You've been exploring the fantastic universe of mixed-handedness. As you've seen, this unique trait is like a magic key that opens up a world of versatility and adaptability.

Yes, there might be a few bumps along the way, such as finding the right tools or navigating a predominantly one-handed world.

But don't fret, the journey of a mixed-hander is filled with remarkable twists and turns that can lead to unexpected treasures. So, if you or your child have this special ability, it's time to embrace it, celebrate it, and shine with it.

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Sources

https://en.wikipedia.org/wiki/Cross-dominance

https://www.topdoctors.co.uk/medical-dictionary/cross-dominance#:~:text=Cross-dominance is also knownelse with the left one

https://journals.lww.com/ijo/Fulltext/2022/04000/On_the_other_hand___Developing_ambidextrous_mixed.92.aspx

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Written by Anusuya Mukherjee

Bachelor of Arts and Law specializing in Political Science and Intellectual Property Rights

Anusuya Mukherjee picture

Anusuya MukherjeeBachelor of Arts and Law specializing in Political Science and Intellectual Property Rights

With a wealth of international experience spanning Europe, Africa, North America, and the Middle East, Anusuya brings a unique perspective to her work as a Content Assistant and Content Updating Coordinator. She holds a law degree from India and has practiced law in India and Kuwait. Anusuya is a fan of rap music and enjoys a good cup of coffee in her free time. Currently, she is working on her novel, "Mr. Ivory Merchant".

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Fact-checked by Spandana Kantam

Bachelor of Arts specializing in Political Science and Sociology

Spandana Kantam picture

Spandana KantamBachelor of Arts specializing in Political Science and Sociology

Spandana holds a Bachelor's degree in Political Science from Acharya Nagarjuna University. She has a passion for writing and enjoys reading crime and thriller novels while listening to RnB music in her free time.

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