i never have unprotected sex . i had sex on the 18th of may and he came more than 4 times inside me . my periods are always just 2 weeks after that night of sex i got my period . i only got them for 5 days normal i would have them for 7 . so that made me have my period twice in the one month . my head is all over the place about this . please help my breast are still tender and sore to touch i feel sick on and off during the day and my sleeping is not great . is it possible that i could be pregnant