I have been diagnosed bpd and you sound just like me im not trying to be rude but it helps to know its not just me kinda thing every relationship has been like that for me until the one im in now see my husband always took me back after everytime I cheated this time he said no and it scared the hell out of me and im wondering if im really asking for help for me or just have no other option I don't know how old you are im going to be 30 and it doesn't go away on its own get some help for yourself