The reason they won't give you an IUD is that the cervix needs to be a little soft and slightly open in order to insert it. Basically, you have to have had a child first.cecil said:This attitude drives me (childfree 22 year old) up the wall. I don't tolerate hormonal birth control very well at all but bringing up tubal ligation or a copper IUD gets me laughed out of the doctor's office.