okay i need help. so i had sex (unprotected) on my last day of period and that was on the 7th, and he came in me. my periods are every month but not the same week if that makes sense? so today (5 days later) i had sex again but i started to feel light headed, sick (threw up when i went to eat) shaky and crampy (feeling that the last  days same with fbeing light headed) and for the last 2 days have lack of Appetite....also when we had sex i lightly spotted pink blood and we were so gentle during sex to...whats going on?? also very moody