Ok so I had sex on december 23rd of 2012 my period came on for the monts of january and february. My period hasnt been on sincwe february 9th and i'm 19 days late. I took a pregnancy test yesterday and it said negative. So i guess i wanna kno could i still be pregnant even if my period came on in those months?? or could I still be pregnant even if tht stated negative?? i hav had sex after december but it ws protected. So should i take another test and when?? helppp lol thnx:-D