I've had sex 2 weeks ago and I took a test thee next day but it showed negative so I was told its too early for a test!never the less ever since 2 weeks back of sex ,I've had tummy cramps,headaches,chest pains,chest burns,and when I'm hungry I eat but I never seem to be full,theirs a weird feeling after ...so today I had sex and when I went to the bathroom to get cleaned up,I saw brown,redish discharge thou my period is very irregular ,sometimes I get it after a month,sometimes after 3 montes,it on and off .. What does all of what I've said mean? Can I be pregnant?when can I take another test? I'm really hoping that I am pregnant,I'm so excited :d.. Plz reply asap(: much appreciated!! :)