Why do we naturally favour one hand over the other?
In: Biology
These practice based answers are kind of right, but there’s a biological aspect too. Each of your arms is controlled by the opposite half of your brain -left arm by the right brain and right arm by the left brain. While myths about dominant brain halves are rampant, the language center of the brain happens to be in the left side, which would explain why right-handed-dominant genes would spread and dominate with the Advent of written language.
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