I had my period 2/15/11 and this month I have not got one yet I went to the bathroom and I have brown discharge but knows its gone I have had it happen to me before after my period but I did not have one this month and I have took pregnancy test's and it said not pregnant can any one help me I have never been pregnant when I was 18 teen they told me I will never be able to have kids so I don't know can any one help me out?

The best thing to do is take a pregnancy test a least a week after your missed period and/or go for a blood test, it's the most accurate way.