Tmi! 7 dpo Swollen vagina wall! Wth!

Shannon

For thr passed two days ive been having slight cramping. And little pains in my vagina. I went to check my cervix and the top of the inside of my vagina is swollen. Im freaking out this has never happened. Anyone know whats going on?

Also me and my so having had sex in 3 days so i know it not due to rough sex. Please help.