| − | Left-handedness is a good indicator of a high mutational load.<ref>[http://www.newsweek.com/religion-healthy-atheism-mutant-genes-756984 RELIGIOUS PEOPLE LIVE HEALTHIER, LONGER LIVES—WHILE ATHEISTS COLLECT MUTANT GENES], Newsweek, 2017</ref> People who are left-handed higher incidences of autism and [[schizophrenia]].<ref>[Atheists are more likely to be left handed, study finds], ''The Telegraph'', 2017</ref> | + | Left-handedness is a good indicator of a high mutational load.<ref>[http://www.newsweek.com/religion-healthy-atheism-mutant-genes-756984 RELIGIOUS PEOPLE LIVE HEALTHIER, LONGER LIVES—WHILE ATHEISTS COLLECT MUTANT GENES], Newsweek, 2017</ref> People who are left-handed higher incidences of autism and [[schizophrenia]].<ref>[http://www.telegraph.co.uk/news/2017/12/21/atheists-likely-left-handed-study-finds/ Atheists are more likely to be left handed, study finds], ''The Telegraph'', 2017</ref> |
| | In 2000, The journal the ''Psychological Bulletin'' published an article entitled ''Sexual orientation and handedness in men and women: a meta-analysis'' and the abstract for the journal article declared: | | In 2000, The journal the ''Psychological Bulletin'' published an article entitled ''Sexual orientation and handedness in men and women: a meta-analysis'' and the abstract for the journal article declared: |
| − | {{Cquote|The authors conducted a meta-analysis of 20 studies that compared the rates of non-right-handedness in 6,987 homosexual (6,182 men and 805 women) and 16,423 heterosexual (14,808 men and 1,615 women) participants. Homosexual participants had 39% greater odds of being non-right-handed. The corresponding values for homosexual men (20 contrasts) and women (9 contrasts) were 34% and 91%, respectively. The results support the notion that sexual orientation in some men and women has an early neurodevelopmental basis, but the factors responsible for the handedness-sexual orientation association require elucidation.<ref>[https://www.ncbi.nlm.nih.gov/pubmed/10900997 ''Sexual orientation and handedness in men and women: a meta-analysis''] by Lalumière ML1, Blanchard R, Zucker KJ., Psychol Bull. 2000 Jul;126(4):575-92.</ref>]} | + | {{Cquote|The authors conducted a meta-analysis of 20 studies that compared the rates of non-right-handedness in 6,987 homosexual (6,182 men and 805 women) and 16,423 heterosexual (14,808 men and 1,615 women) participants. Homosexual participants had 39% greater odds of being non-right-handed. The corresponding values for homosexual men (20 contrasts) and women (9 contrasts) were 34% and 91%, respectively. The results support the notion that sexual orientation in some men and women has an early neurodevelopmental basis, but the factors responsible for the handedness-sexual orientation association require elucidation.<ref>[https://www.ncbi.nlm.nih.gov/pubmed/10900997 ''Sexual orientation and handedness in men and women: a meta-analysis''] by Lalumière ML1, Blanchard R, Zucker KJ., Psychol Bull. 2000 Jul;126(4):575-92.</ref>}} |