Left-handed boxers win more fights, research shows

Left-handed people are better in combat than their right-handed counterparts, according to new research -- something that may help to explain the continued existence of the trait.

Interesting facts about left-handed people

Left-handedness is a rare phenomenon that affects only about 10 percent of the world's population. In celebration of International Left-Handers Day on Aug. 13, take a look at these interesting facts about left-handed people.