That video is a year, not (as the winner effect as I understood it) over a period of hours or days. I'm transgender myself, so, I actually do know about these

That video is a year, not (as the winner effect as I understood it) over a period of hours or days. I'm transgender myself, so, I actually do know about these things. The effects are one way, also. Once your voice goes down, even if the source of testosterone is removed, it tends to remain low (which is why many transwomen struggle with it)