We Never Know
No Slack
You acknowledge this as a phenomenon and yet disregard or call into question the phenomenon of transgenderism? Really?
We can scan for such a phenomenon on the brain these days, you know?
Hell I remember learning about people transitioning (as it is a known recommendation by medical experts in various fields) in my actual high school biology class. As in it was in a freaking science text book
Yeah what was that about following the science even if it conflicts with your feelings again?
I am acknowledging these two genetic disorders are real.
For females- Androgen insensitivity syndrome: MedlinePlus Medical Encyclopedia.
For males-
Klinefelter syndrome - Symptoms and causes
However they only happen in very rare occasions, less than 1% of births.