hi, im irregular with my period usually 7,8 days late.i had sex with my husband when I had ovulating time and I want to be a mom. my period is 2 days late.i had seen slightly red spot in my underwear between the days of 21, 22 days from my days of period sometime I feel lower abdomen pain slightly before I used to feel in my coming period days and now its been two days late for my period im feeling some slightly back pain below my waist, when I put my finger in vagina I find a little bit white fluid on my finger but there is no fluid discharge up to now as it's been two days late for my period so I want to know whether im pregnant or not ?