Lefty universe - Left-handed products and curiosities
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WH0

08/02/2020

Why are people left handed? The truth is that we still don't know.
What we do know is that only about 10% of the population worldwide is left-handed, but that there is no equitable division between the sexes.
About 12% of men are left-handed, and only 8% of women are left-handed.
Why left-handed people stand out in some elite sports more than in others
Some people get very excited about the 90:10 division and wonder why we are not all right-handed.
But the interesting question is why our disposition is not governed by chance. Why isn't there a 50:50 split?
It has nothing to do with the direction of handwriting, since in that case the dominance of the left hand would be prevalent in countries where their languages are written from right to left, which is not the case.
Even genetics are strange: only about 25% of children who have two left-handed parents will also be left-handed.

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