I HAVENT HAD A NORMAL PERIOD SENCE JANUARY.FEBUARY I DIDNT GET IT BUT I GOT IT FOR 2 DAYS IN MARCH I TOOK A PREGNANCY TEST AND IT CAME OUT NEGATIVE.ITS NOW APRIL AND NO PERIOD BUT VERY TENDER BREST A LITTEL TUGGS BACK PAIN AND I DONT GET HUNGRY..ALSO IM A LITTEL NAUSES SOMETIMES...IM SCARED OF WHAT IT COULD BE CAN SOMEONE HELP PLEASE?