I'm a bit concerned I have a coil fitted but I've been having Full On symptoms the last few days I had my last period (started on the 15/16th) and I'm sure I ovulated 3 days ago (it was sore and crampy on one side etc etc. Now I have thrush....my CM is really watery and I am very 'aware' of my womb. I've just taken an OPK and it's positive. Can people tell me, when you weren't pregnant, how quickly did your OPK's go back to clear? I know I shouldn't be worried but I am.... For some reason I just keep thinking about it.