Boys with older brothers born to be gay

时间:2019-02-28 05:19:00166网络整理admin

IF YOU’RE male, having more older brothers makes it more likely you’ll be gay. It now seems clear that it’s how many brothers you share with the same mother that matters, not how many you grew up with. Each older brother increases your chance of being homosexual by about 30 per cent, but this statistic has been dogged by the suggestion that it’s due to social rather than biological factors. Sceptics propose that rough-and-tumble play between brothers may lead the younger boys to become gay. Now Anthony Bogaert, at Brock University in St Catharines in Canada,