I have been having unprotected since july 23rd.. like twice a week I'll have unprotected sex so on august 13 I had my period and it stop the same day..then it happen again on the 15th I had unprotected sex on the 16th and my period came down heavey when I woke up I just wanna kno wats wrong with me?? I have been feelin sick my stomach have been hurtin bad and throw up been sitting n my throat bt it won't come up.... is something wrong?