Hi I really need help. I have irregular periods my last period was July 15 2016 and I haven't had one since well it was kinda weird because I spotted for 3 days and then it went completely off after the 3 days that I spotted I start having cramps in my lower abdomen and I have light headaches , dizzy , and notorious sometimes my breast be inching as well . I took two pregnancy tests and both came back negative I don't know what to do .. My appointment is sept 14 to see my obgyn