ok so i went through and didnt really find an answer so.... the last couple months my period has been way off i have started spotting brown/black for a couple days then nothing then i start bleeding normal a day or 2 then go to brown spotting again lasting almost 9 days total which is quite different then my usual 6. What are the possibilities? last month i took a preg test and it was neg...also i had a pap about 6 mnths ago and it was fine....i dont think im under any different stress so i just dont know what the problem is...any help is greatly appreciated.