Do gays have more estrogen

There are two main reasons that someone assigned male at birth might take an estrogen supplement, sometimes known as estrogen therapy: You have low estrogen levels and are experiencing. These chemicals are thought to be pheromones, molecules known to trigger responses such as defense and sex in many animals.

The result clearly shows a biological involvement in sexual orientation, said Sandra Witelson, an expert on brain anatomy and sexual orientation at the Michael G. IE 11 is not supported. Latest Stories U. Biological basis to sexual orientation? Researchers led by Ivanka Savic at the Karolinska Institute in Stockholm, Sweden, exposed heterosexual men and women and homosexual men to chemicals derived from male and female sex hormones.

Whether humans respond to pheromones has been the subject of debate, although in American researchers reported finding a gene that they believe directs the human pheromone receptor in the nose. Profile My News Sign Out. Sign In Create your free profile. NBC News Logo. In the Swedish study, when sniffing a chemical from testosterone, the male hormone, portions of the brains involved in sexual activity were activated in gay men and straight women, but not in straight men, the researchers found.

receptivity) in males, and vice versa, testosterone does not reliably activate male-typical copulatory behavior in females even after its conversion to estradiol (2). Skip to Content. For an optimal experience visit our site on another browser. Search Search.

The brains of homosexual men respond more like those of women when reacting to a chemical derived from the male sex hormone, new evidence of physical differences related to sexual orientation. Estrogen is a sex hormone found in both males and females, although females have higher estrogen levels than males do.

The ovaries, testes, fat cells, and adrenal glands produce estrogen. Sections U. Follow NBC News. Estrogens are often unable to activate female-typical behaviors (e.g. When they sniffed smells like cedar or lavender, all of the subjects brains reacted only in the olfactory regions that handles smells.

The studies reviewed show that homosexuality in men and women is significantly associated with a range of physical, functional, and behavioral characteristics that are modified from what is normally seen in heterosexual individuals.