Hi, i dont know if anyone can answer my questions or not....to start im 22, and this has happen'd twice to me within 2weeks...when having sex with my boyfriend when im starting to really enjoy it i start bleeding,the first time it happened it stopped right after,and the second time i started bleeding during and it was medium flow and it didnt let up after i was still bleeding the next day but it stopped the day after.....i figured it was my period starting but it went away soooo :| i tried masterbation and once again i started bleeding after um orgasming it's been 5 days still bleeding...my normal period is 7 days longs but its usally medium,heavy,heavy,heavy,medium,light,light, and done...but this time it was medium and heavy for 2 days then its been light the rest of the way i mean like very light like spotting with a yellowish discharge......i thought MAYBE it could be an std but it's not...i dont have anything....and i couldnt be pregnant because im on birth control and never once got pregnant on it... back in april i was pregnant and was in the middle of a miscarage so i went for an abortion to speed things up because i didnt want to expierence that again since ive had 5 miscarages as is....i had some problems after that and had to get a dnc but its been months since then and ive had normal periods.... i started taking a new muti vitam could that have any effect on my period???? PLEASE HELP.... no offence to my doctor but he doesnt seem to know much of anything,he's fresh out of medical school and is the same age as me.....and cant really answer my questions.........if someone could answer my questions i would be very very happy....i kno i should have a gyno help me out but my nearest appt i could get is 2 month from now.......