Were Left Handers Killed?

They found left handers had died at an average age of 66, while righties died at an average of 75. They also found that left-handers were more than five times as likely to die in industrial and auto accidents—perhaps, they offered, because it is harder for them survive in a right handed world.

Is being left-handed passed down?

Like many complex traits, handedness does not have a simple pattern of inheritance. Children of left-handed parents are more likely to be left-handed than are children of right-handed parents.

Do left handers have a higher IQ?

Although data suggested that right-handed people had slightly higher IQ scores compared to left-handers, the scientists noted that intelligence differences between right and left-handed people were negligible overall.