I started using nuva ring and for a while I was having very light periods. (I skip the week out so every 3 weeks I put a new one in) however oct. I had a very weird period I bleed for a few days then stopped. Then a few days later at the very end I started again(this led into sep) now in oct I havent had one yet. Im so terrified of getting pregnant again.. has anyone had this expirence?!