hello,im writing bc i have concern.ive had a postpartum tubal 7 years ago and now im having problems ive missed 2 periods im slighly nauseated,craving certain foods,have bad headaches ,bloated stomach,lower back pain ,stomach cramps(like period) moody,hungry all the time, hands and feet r swelling,have taken 2 hpt and r neg..whats going on??