Anonymous wrote:11 is really young to develop. It's possible that she's getting a lot of unwanted attention. I would talk to her about this first. I like the idea of a sports bra too, but if she wants to wear it I would certainly not try to forbid it. You want to keep communication open.
Anonymous wrote:OP, where are you? Your best best would be to get a good recommendation on a pediatrician with experience in this area. Also maybe PFLAG.