Experts explain what left-handed people have that right-handed people often don't.

Did you know that approximately 10% of people in the world are left-handed? Although this trait is rare, it has long intrigued both scientists and the public. From exceptional cognitive abilities to advantages in certain sports, left-handed people often experience a mix of advantages and disadvantages that set them apart in a world largely designed for right-handers.

The brain and left-handedness

The human brain is lateral, meaning that certain functions are typically more strongly rooted in one hemisphere than the other. In many left-handed people, the right hemisphere—associated with creativity, intuition, and spatial awareness—plays a dominant role.

According to Dr. Charlotte Reznick, a child educational psychologist and former associate professor at the University of California, Los Angeles, left-handed people often find it easier to engage in creative activities than in those requiring pure logic. This neurological pattern may explain why many left-handed people achieve success in artistic and innovative fields.

When it comes to intelligence, the research is more complex. A study published in Neuroscience & Biobehavioral Reviews, which included over 16,000 participants, found no significant differences in overall IQ between left- and right-handed individuals. However, the study did note a slightly higher prevalence of intellectual disability among left-handed individuals. At the same time, other studies highlight their strong prowess in divergent thinking, a form of creativity that involves generating multiple solutions to a problem.

Creativity and artistic abilities

Left-handed people are often associated with creativity, and research partially supports this claim. Right-brain dominance may contribute to better abilities in music, art, and spatial reasoning.

Research suggests that left-handed individuals often perform better on musical memory tasks and are often among talented musicians. Their brain structure favors innovative thinking, making them particularly gifted at creative problem-solving.

Athletic advantage of left-handers

In sports, left-handedness can sometimes provide a strategic advantage. Sports such as baseball, tennis, fencing, and boxing often feature a higher percentage of left-handed athletes.

The reason is simple: most fighters are right-handed and therefore not used to fighting left-handed opponents, which makes their techniques more difficult to predict.

Fencing provides a striking example – approximately half of professional fencers are left-handed, significantly more than the general population. This element of surprise can give them a subtle but significant competitive advantage.