To make long story short I've been having all the pregnancy signs lower back pain headaches nausea sore breast and nipples my boyfriend and I had sex every day and he came in me every time my period was 1day late the next day it came on pink the blood is dark red except when I wipe it usually lasts 7 days its only been 5 it started turning brown on the 3rd day I haven't ate on the 13,14,16 or todaywhat does all this mean plez help asap