around the time my period was due i started noticing pink when i wiped... only.. when i wiped... later it turned into spotting on and off... with some red stringy clots...lasted a couple days now i am bleeding like i would bleed for my period, and passing dark red blood clots, small. i have taken pregnacy test they come negative, i have had unprotected sex... and in the begining my breast were sore and i had back cramping, shoulder pain, and abdomen movement... felt like i was hungry all the time and i have a strong sense of smell. smelling perfume makes me want to throw up sometimes... but as soon as i started bleeding more , and red like burgendy i have had milk cramps but not that many... just bledding./.. almost 2 weeks with spotting and bleeding ..what is wrong???? i have heard of implantation bleeding and decidual bleeding... i have experianced implantation when i got pregnant before but i miscarried... so i am not sure what is going on.. and the test show up negative.... PLEASE PLEASE HELP...