Hi i've been trying to have a baby and just started last month nothing happened my period is very weird and dosen't last a whole week this month i been just having sex whenever 2 to 3 times a week and thursday after sex a couple hours later i noticed light brownish dry blood little spotting this has never happened to me before and my period is due next saturday so it's almost a week before my period .. can anyone help and let me know what this could be ???? thanks :)