ok iv been having stomic aches n head aches n iv been tired latley and cant sleep! i did "it" with my ex bf and he did not use a condom but his penis did not go all the way in but im not sure if he ejaculated in me but i think he had some sperm on him still idk!! PLZ HELP IM SOO CONFUSSED N IM TOO YOUNG IM 13 ?