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The impact of prenatal hormone exposure on later sex-typical behaviors and sexual identity.
— pregnancy can occur despite exogenous testosterone injections, but the contexts differ: when a person with a uterus uses testosterone for , testosterone does not reliably prevent ovulation or concep...
Multiple peer-reviewed studies report statistical associations linking lower (more male-typical) right-hand ratios with insertive (“top”) roles and higher (more female-typical) 2D:4D with receptive (“...
Neurobiological research into the origins of gender identity clusters into brain-structure/function imaging, prenatal hormone and clinical-condition studies, genetic and family analyses, and critical ...
Multiple prenatal markers have been proposed to —most prominently (AGD), the second‑to‑fourth digit ratio (2D:4D), direct prenatal penile measurements (ultrasound/MRI), prenatal androgen levels, and m...