well this dude and i had sex about 2-3 weeks before my period started and he didnt cum in me or anything and i just got back on the pill this period. but my usual 6 day period has now lasted me 2 1/2 weeks. right after the usual blood stopped its just been this brown discharge that hasnt stopped. now usually i would just go to the doctor but being at college and what not its hard to make time for things like that. 1. what is it2. is it something seroius3. will it ever stop?