Sore breasts and spotting for 2 days after ovulation

Hello ladies, need some advice we have been trying for a baby for a year and a half now Ive given myself till July to fall pregnant by myself till I ask my doctor for some help, I had sex 2 days before ovulation and again one day into it, then two days later spotted for 2 days very very light and some discharge, we'll I'm now due on on Tuesday my breast are massive more then they would be normally as I don't ever notice a change in breast size when about to come on, also I've been having some terrible nightmares getting up in the night to wee, an I have never done that before, also I crying over anything all the time and I'm not normally a emothional person!! Could I be? Xx