There's an often-quoted statistic that right-handed people live on average nine years longer than left-handed people. As the daughter of two left-handed parents, and the sister of a left-handed brother, this, to me, is a rather worrying idea. But is there any truth in it?
The finding was advanced in two articles in the late 1980s and early 1990s by American psychologists Diane Halpern and Stanley Coren - both published in prestigious scientific journals, Nature and the New England Journal of Medicine.
Read the full story here: http://www.bbc.co.uk/news/magazine-23988352
