Still no aunt flow

Stephanie • I`m 24 and I have one little boy name aiden he is 18 months old. Me and my husband got marred 8/22/09 got pg 4/4/12..
My last period was September 11 and I was suppose to get it around October 9 and I still haven't got it yet I do breastfeed my 18 month old son but it has never stopped my periods from coming on time or a day or two late but never over a week I toke a text but it said no so idk.