Hi, im 24 and have been trying for a baby for over 4 years now, i have had a few problems with my menstrual cycle, i had 6 mounts of been regular 28-35 day apart then all of a sudden it has now been over 3 mounts since my last period, i have done 2 pregnancy test and both have been negative. i had my ovaries scanned about 2 years ago for PCOS and they came back clear, also i have noticed that i am starting to get dark facial hair growing. please help, what could be wrong?