I don't know but I'm with you on all the same things. Totally sensitive nips, gaggy feeling all day today (on and off [past few days) tired but last night had the crampy feeling that usually announces AF but nothing since and no signs of AF (although I'm on progesterone suppositories and have no idea if I would actually be bleeding). I tested on Monday and got a

but at the same time, AF wasn't due until today so not sure what is going on. I'm going to test again on Friday but I understand your concern. I am terrified of experiencing another loss. We lost our angel baby in December just before Christmas (and 2 weeks before our wedding!) Lots of positive thoughts to you and I'll keep my fingers crossed for both of us!