Most research suggests that left-handedness has an epigenetic marker—a combination of genetics, biology and the environment. In some cultures, the use of the left hand can be considered disrespectful.

4 days ago · In 2025, several psychology studies aimed at understanding left-handedness were published. Here are the major takeaways from them.

Jun 26, 2025 · Right- and left-handed people can differ in very noticeable ways. Find out how and why.

Aug 13, 2025 · Discover the science, history, and everyday challenges of left-handed people. Learn why celebrating left-handedness matters more than ever today.

Sep 23, 2016 · Celebrate the evolutionary mystery of being a left-hander & what it reveals about the human brain with this list of fun and interesting left-handed facts.

Aug 9, 2025 · While most people are right-handed, left-handedness is a considerably rarer trait globally. The origins of this preference, particularly its minority status, involve intricate interactions across …

Jun 19, 2025 · Today, almost 90% of people are right-handed, while left-handed people have unique brain structures that distinguish them from right-handed individuals. The science of brain …

Mar 14, 2025 · Left-handed people make up just 10% of the population, yet they’ve shaped history, science, art, and sports in incredible ways. From their unique brain wiring to their struggles with right …

Jan 7, 2025 · The left hand appears to be associated with sin and wickedness, something that contributed to the development of the term “sinistrality” as a term for left-handedness.

May 21, 2024 · There are approximately 708 million left-handers in the world. In a recent statistical integration of 200 studies on left-handedness with an overall sample size of more than 2.3 million...