Hi, I am 17 years old and ive been Bleeding Blood, it doesnt look like period blood, last time ive had sex was 4 months ago, and i got Chlamydia, i got it cured but 2 Periods later i started Bleeding before my real periods and after. Whats wrong with me??? i also get cramps , well its not cramps, its just hurts. Please give me an answer, I am Making an appointment with my doctor tommorrow but id still like to know ur advise. Please Help me!!!