@Asriel
Except that Gender was created by Cultural Anthropology and Anthropology in general to account for social roles within a societal environment. Gender roles being used to describe behaviors that are generally one gender or the other in a society (generally tribal which mankind has been...
If he truly had a disease like that he would be dead, or have to keep medicated to keep himself limp down there. Otherwise going through puberty and/or falling asleep would kill him.