In human biology, handedness is a better, faster, or more precise performance or individual preference for use of a hand, known as the dominant hand; the less capable or less preferred hand is called the non-dominant hand. Men are somewhat more likely to express a strongly dominant left hand than ... ambidextrous person is able to do any task equally well with either hand.


Sep 12, 2013 ... President Barack Obama is left-handed, as well as at least six former presidents. ... What makes humanity's bias against lefties all the more unfair is that ... a person has in any one direction (toward right handedness or left ...


Clare Porac, a professor of psychology at Pennsylvania State University who studies handedness, explains. Researchers who study human hand preference ...


Aug 13, 2018 ... The answer to why some people are left handed could lie in your spinal ... womb and could be what causes a person to be left- or right-handed.


Feb 20, 2017 ... Most of us are right-handed, but a fair few happen to be left-handed. ... asymmetry defines whether a person writes with their right or left hand.


Jan 7, 2018 ... According to a recent study, why some people are left-handed actually has to ... the brain determined whether a person would be left or right handed, the new study .... Just make sure to drink enough water during the day, too.


This wide distribution has a health benefit– if a left-handed person has a stroke ... “Having more distributed language abilities probably makes the system more ...


Jan 9, 2018 ... Being left-handed has some surprising perks. But bragging rights aside, scientists may have just discovered what makes you a leftie in the first ...


Nov 4, 2015 ... 20 ways being left-handed impacts your health. By Amanda MacMillan ... Photos: Famous left-handers .... It doesn't make you "right-brained".