 [ Symptoms ] the day of my cycle when i wipedx i noticed briht red blood the next day it is brownish color could i be pregnant i have been having unprotected sex with my boyfriend regularly i noticed that the day of my cycle there was bright red blood when i wiped the next day the blood was a darkish brown color im only seeing blood when i wipe [ Disease ] assuming you have a 28 day regular cycle you will start your period on day one around day 14 you ovulate   this is when the sperm can fertilize the egg give or take a day or two if you are bleeding before your period is due it could be implantation bleeding   which is when the fertilized egg assuming conception worked is attaching to the wall of the uterus if it is implantation bleeding it should be light red or brownish in color and only last a day or two at the longest implantation bleeding occurs 6   12 days after conception having sex so going off a 28 day cycle that is day 20   26 two days later your period would normally come starting the cycle over with day one again