I had unprotected sex for about 5 days not in a row though in my ovulation week... i got my periods on september 21st 2012. it lasted only for 3 days. 3rd day bleeding was pretty less. i had done a pregnancy test on 18th september 2012 but it was negative. then again i had sex in my whole ovulation week since i am trying to conceive.

now i am getting heavy lower back pain. constipation,weakness. my right breast luks a lil bigger dan the left one also the areola is darker.I want to to whether the bleedig which i gt last month was it implantation bleeding? am i pregnant? or was that normal periods..

there is some severe cramps in my vagina. i did talk to a doctor. she said it may be due to some stomach infection cant predict so early. please help this curiosity is killing me ,. my next periods is due on 19 oct 2012. too long to wait. please help..please advice.wat do i do