Is it because they are an ultra-minority (about 10% of the population), that left-handed people are accused of being more clumsy, more fragile, less intelligent and even of having their brains upside down? ?
There are indeed a few voices that are raised to say that they would on the contrary be stronger in mathematics and more gifted in sport, but whatever the case, left-handers still raise as many questions, and perhaps still more when they are born into a family of pure right-handers (3% of cases).
However, on medical imaging, the brain of a right-handed person and that of a left-handed person are so close that it is impossible for scientists to distinguish them at a glance.
Researchers from the Bordeaux Neurofunctional Imaging Group (GIN) have thus shown that each cerebral hemisphere has its specialties, but that the commonalities between left-handers and right-handers are really much more numerous than their rather subtle differences.
“From a structural point of view…
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