Why are people gay

Estimates as to the number of gay people in the population range from 1-in to 1-in, so why are some people gay? Are they gay by choice or is being gay genetic? The simplest answer is to look at the definition of the word "gay." The term gay is a synonym for homosexual, which is defined as, 1,2 "Of, pertaining to, or exhibiting sexual desire or behavior directed toward a person or persons. 1 By Sara Reardon. Controversial results released in suggested a genetic link between bisexuality and risk-taking , but many researchers found flaws in the methodology. 2 Scientists may have finally solved the puzzle of what makes a person gay, and how it is passed from parents to their children. 3 Bill Sullivan does not work for, consult, own shares in or receive funding from any company or organisation that would benefit from this article, and has disclosed no relevant affiliations beyond their academic appointment. Indiana University provides funding as a member of The Conversation US. 4 Bisexuality is actually more common than exclusive gay or lesbian sexuality. And in fact, the heritability of bisexuality might be greater than the heritability of same-sex sexuality. 5 In the last two decades, dozens of scientific papers have been published on the biological origins of homosexuality - another announcement was made last week. It's becoming scientific orthodoxy. 6 What causes sexual orientation? It’s not completely known why someone might be lesbian, gay, straight, or bisexual. But research shows that sexual orientation is likely caused partly by biological factors that start before birth. People don’t decide who they’re attracted to, and therapy, treatment, or persuasion won’t change a person’s sexual orientation. You also can’t “turn. 7 Estimates as to the number of gay people in the population range from 1-in to 1-in, so why are some people gay? Are they gay by choice or is being gay genetic? 8 There is no single gene responsible for a person being gay or a lesbian. That’s the first thing you need to know about the largest genetic investigation of sexuality ever, which was published. 9 Those opposed to homosexuality regularly describe being gay as a choice, despite all evidence to the contrary. But what is never explained is why people would make this choice in the first place. 10 . 12