Clue to sexual attraction found in lesbian mind

Lesbian and women that are heterosexual differently to certain peoples odours, a brain-scanning research has discovered. The homosexual women revealed comparable mind task to heterosexual guys once they inhaled certain chemical substances, which might be pheromones, the scientists state.

“But our research can’t answer questions of cause and effect, ” cautions lead researcher Ivanka Savic during the Karolinska Institute in Stockholm, Sweden. “We can’t state if the distinctions are as a result of pre-existing variations in their minds, or if previous intimate experiences have actually trained their minds to react differently. ”

Savic along with her peers asked 12 lesbian females and 12 heterosexual females to breathe focused samples of two steroids: EST, that is produced by oestrogen and discovered within the urine of expecting mothers; and plus, that is produced from progesterone and discovered in men’s armpit sweat.

Positron emission tomography (animal) scans revealed which parts of the women’s brains answered to every chemical. Continue reading