They stop your boobs from sagging and keep them in place when you run
Girls need bras so when we're really old our boobs aren't super saggy.
It is logic for girls to wear cup shaped bras to cope with shape of their breasts.
Probably to provide support to her chest.
No
for Bras
for bras
A girl should get a bra when her breasts start to develop. When other girls start to wear bras or when she notices her chest changing she should start with a training bra, and when she needs more support she should consider other bras.
We wear bras so our nipples dont show through our shirts
Sometimes girls don't wear bras because their boobs hurt or they are just having a lazy day.. LoL
You can wear training bras
Guys like bras off girls. it doesnt matter.
either of those are fine for girls