I've written a response but unfortunately it doesn't fit in a comment. I think this is reasonable since your linked article doesn't either. Hopefully you'll consider this:
> It is known that the brains of males and females are different. Evidence further suggests that brain anatomy and neuronal signaling pathways are more closely aligned with a person’s perceived gender identity.
Not really, it's a recent cultural phenomenon: https://bprice.substack.com/p/trans-is-something-we-made-up