ok so here is the thing i am 18 and i have been hooking up with one of my ex boyfriend for the past like 2 weeks or so, and today we had sex but i noticed today with him that i started to feel sick, but i didnt say anything bc i didnt want to be mean about it and now it has been a few hours since then and i still feel sick ......... but i dont get it ...... i mean he is only like the 3rd person i have ever done anything with....and i havent had sex since my last boyfriend in like July and like i dont know if it is only bc i am not used to it still, or if it is because i have not done it since like July, or what, but this is like only the second or third time i have felt sick after having sex.. and i wanted to know if their is something wrong with me ??......... or if it just because i am not used to it ???? PLEASE HELP ME !!!