Yes it is, if your mom does. By the way, it's breast not brest.
No size is normal, as you can probably tell from my user name that I am far from normal. I think you mean average size, and that is now 36C. Wish I was that small
It is normal for your breasts to get larger as you grow.
if your far and have small breasts it means that not much fat I'd getting into your breasts
Swelling and tenderness of the breasts around ovulation time can be normal.
This is not normal, see a doctor and get a diagnosis immediately.
No.
Breast size varies greatly among individuals. There is no "normal" size for breasts, as they can range from small to large and everything in between. It is important to remember that all breast sizes are normal and natural.
no.
No
Girls may have small breasts but they are still girl breasts.
Not exactly
no.