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A student writes with their left hand. In human biology, handedness is an individual's preferential use of one hand, known as the dominant hand, due to it being stronger, faster or more dextrous. The other hand, comparatively often the weaker, less dextrous or simply less subjectively preferred, is called the non-dominant hand.
The concept of "right-brained" or "left-brained" individuals is considered a widespread myth which oversimplifies the true nature of the brain's cerebral hemispheres (for a recent counter position, though, see below). Proof leading to the "mythbuster" of the left-/right-brained concept is increasing as more and more studies are brought to light.
Some people may, for instance, use their right hand for writing, and their left hand for playing racket sports and eating [2] (see also: cross-dominance). Also, it is not uncommon that people preferring to use the right hand prefer to use the left leg , e.g. when using a shovel, kicking a ball, or operating control pedals.
An older study found that left-handed people were better at "divergent thinking", and a more recent research cites lefties have better working memories and mental flexibility. 5. Don't get too ...
Left-handed people only make up about 10% of the world's population — so you might be surprised to learn how many of them have been world leaders, artists, well-known athletes, award-winning actors.
A 'Sinister' History. For centuries in many cultures, left-handed people were considered unlucky, weak, crooked, and even evil —the word "sinister" even comes from the Latin word for left. In ...
Left-handers who were forced during childhood to use their right hand showed a larger surface area of the central sulcus in their left hemisphere, which is associated with right-handedness. Also, structures in the basal ganglia such as the putamen also mirrored developmental right-hand dominant individuals in the forced group. [8]
Only 10 percent of the population is left-handed. While there may not be many of them, being left-handed sure does come with some surprising perks! 14 things you never knew about left-handed people