i have a concern i thnk im prego. my bf &+ i had sex on jan.2(day af went off) and the next day i startd havin bad cramps kiinda lak period cramps i had those cramp for about 1 1/2 wk. i have been sleepin/sleepy a lot and very moody.i also have food cravings lak one day i wntd pizza and didnt get it so i cried. last wk i experienced sme spottn which is nt normal and tody i threw up at skool and when i got home from skool i also have light red/pinkish brown spots in my undies and a lot of white stuff(its normal but just nt as thick usually as it is nw) my period isnt due till the 31st of this month. could i be prego?