Men wh olr brothers are more likely to be gay, acrdg to a study om Universy of Toronto rearchers. The reason may be the maternal immune hypothis.
Contents:
- MEN WH OLR BROTHERS ARE MORE LIKELY TO BE GAY, STUDY SUGGTS
- ARE YOUNGER BROTHERS MORE LIKELY TO BE GAY?
- BOYS WH OLR BROTHERS MORE LIKELY TO BE GAY, STUDY SAYS
- STUDY THAT LOOKED AT 409 PAIRS OF GAY BROTHERS NFIRMS CHROMOSOME X LK TO HOMOSEXUALY
- FEATURED STORI
- MEN WH OLR BROTHERS MORE LIKELY TO BE GAY
- BARACK OBAMA’S BROTHER CLAIMS HE’S ‘FELY GAY’ – MEDIA
MEN WH OLR BROTHERS ARE MORE LIKELY TO BE GAY, STUDY SUGGTS
* gay brother theory *
Men wh olr brothers are more likely to be gay, acrdg to a study published Wednday the journal Proceedgs of the Royal Society B. This new report builds upon prev rearch regardg male birth orr and homosexualy, though there is still no cisive ncln as to why there’s a lk between the cross-analyzg data om 10 scientific studi wh more than 5, 000 subjects, rearchers found that men wh olr brothers were 38 percent more likely to intify as gay.
”The study, which pared the probabily of the youngt brother a two-son fay beg gay as pared to the olst son, did not clu female subjects, as prev rearch has tablished that women do not fluence the sexual orientatn of their younger siblgs, acrdg to this study did not terme a ncrete reason for the rrelatn between a man havg an olr brother and intifyg as gay, Blanchard said that “pots toward the need for more rearch on the 'maternal immune hypothis'” — a theory Blanchard troduced 1996 that suggts that a mother is exposed to “male-specific substanc” durg pregnancy wh or the birth of a son. Acrdg to proponents of the theory, the mother’s immune rponse is changed durg the pregnancy of a boy, creasg the likelihood that a subsequent male child would be gay. In 1996, the psychologists Ray Blanchard and Anthony Bogaert published a paper ntendg that homosexualy was more mon men who had olr brothers.
"In [Wtern] societi, homosexual men are femized at var levels and they have more olr brothers than heterosexual men, " state the thors of the study.
ARE YOUNGER BROTHERS MORE LIKELY TO BE GAY?
Browse through and read gay brothers stori and books * gay brother theory *
"To evaluate whether femy and the aternal birth orr effect are universal featur of male homosexual preference or not, we llected origal data om homosexual men, heterosexual men, and heterosexual women om Java (Indonia). The rearchers examed data om 116 homosexual men and 62 heterosexual men om wtern and central Java. Consistent wh Blanchard and Bogaert's fdgs Wtern societi, they found that homosexual men were more likely to have olr brothers than heterosexual men.
To be specific, homosexual men their sample had an average of 0.
BOYS WH OLR BROTHERS MORE LIKELY TO BE GAY, STUDY SAYS
Intertgly, the rearchers also found that homosexual men were more likely to have olr sisters, although this difference was smaller than the olr brother difference. The rearchers then tted whether homosexualy was visible the facial featur of Indonians.
Usg standardized photographs of heterosexual and homosexual Indonian men, the rearchers found that men wh olr brothers were perceived to have more feme facial featur than men whout olr brothers.
They did not, however, fd that homosexual men were any more femized their facial featur than heterosexual men. The thors wre, "Taken together, the rults suggt the prence of a femizg factor associated wh male homosexualy that is partially termed by male birth orr.
STUDY THAT LOOKED AT 409 PAIRS OF GAY BROTHERS NFIRMS CHROMOSOME X LK TO HOMOSEXUALY
Homosexualy has been a long-standg pot of nfn for evolutnary psychologists. Male Homosexual Preference: Femy and the Olr Brother Effect Indonia.
FEATURED STORI
How Olr Brothers Influence HomosexualyHomosexualy might be partly driven by a mother’s immune rponse to her male fet—which creas wh each son she MacGregor / RtersHere’s what we know: Homosexualy is normal. Between 2 and 11 percent of human adults report experiencg some homosexual feelgs, though the figure vari wily pendg on the survey.
Homosexualy exists across cultur and even throughout the animal kgdom, as the thors of a mammoth new review paper on homosexualy wre.
Female Japane maqu will even pete tersexually wh mal for exclive accs to female sexual ’s what we don’t know: What, specifilly, someone to bee gay, straight, or somethg between. Part of the explanatn is geic, but bee most intil tws of gay people are straight, heredy don’t expla “why” qutn is important bee “there is a strong rrelatn between beliefs about the origs of sexual orientatn and tolerance of non-heterosexualy, ” acrdg to the report thors, who are om seven universi spanng the globe. (When Atlantic ntributor Chandler Burr proposed his 1996 book, A Separate Creatn, that people are born gay, Southern Baptists lled to boytt Disney films and parks prott agast the publisher, Disney subsidiary Hypern.
MEN WH OLR BROTHERS MORE LIKELY TO BE GAY
) It shouldn’t matter whether people “choose” to be gay, but polilly, do—at least for of the most nsistent environmental explanatns for homosexualy is lled the “aternal birth orr effect. ” Essentially, the more olr brothers a man has, the more likely he is to be gay. Studi have found that a man whout olr brothers has about a 2 percent chance of beg gay, but one wh four olr brothers has a 6 percent chance.
Average prevalence 2013 (Sav-Williams and Vrangalova)Acrdg to the report, Blanchard now plans to tt mothers of gay and straight men for the prence of the antibodi. If proved out, fetal birth orr uld do a lot to fill the missg explanatns for homosexualy. But gaps will rema, such as why some firstborn sons are gay, why some intil tws of gay sons are straight, and why women are gay, to name jt a review-paper thors do le out one explanatn for homosexualy, however: That tolerance for gay people enurag more people to bee gay.
BARACK OBAMA’S BROTHER CLAIMS HE’S ‘FELY GAY’ – MEDIA
“Homosexual orientatn do not crease equency wh social tolerance, although s exprsn ( behavr and open intifitn) may do so, ” they reasong—that a tolerant society somehow enurag homosexualy to flourish—has been ed to support anti-gay legislatn Uganda, Rsia, and elsewhere. The laws do margalize and shame gay people, the thors wre.