hi i'm a little confused. My husband and I are trying to have another baby So we had unprotected sex On Sunday night. Is is possible overnight(monday afternoon) to start feelin symntoms. It weird because I have really bad headaches, been dizzy, My bodys been really ackey, and I smelt ham and it made me sick???? i just wondering if i could actually get pregnant that fast??????? SOme one please help me or giveme some advice????????