i got my period oct 5-9, my cycle is usually 28-29 days. my suppose ovulation days were oct 18-20. i had unproteced sex oct 12, 14(am&pm),19,20. starting oct.21 my nipples hurt on and off, i feel bloated, i have had a headache for like 4 days now and my stomach just feels different....its too early to test but im wondering if im pregnant and just feel it sooner because if im prego it would be my 4th child, which im excited about.....tell me what you think