20 Things You Never Knew About Being Left-Handed https://t.co/PHmSkfjNVS via @HPLifestyle — MSSAT Better Blokes (@BetterBlokesNZ) November 8, 2015 It’s not just genetics Scientists aren’t exactly sure why some people are left-handed, but they know that genes are responsible about 25 percent of the time, says Yeo. Left-handedness does tendContinue Reading