AF or implantation?

Question

AF or implantation?" /> 7 DPO I have EWCM with a little bit of brown discharge EWCM was so much it was in my undies but only brown when I wiped ... AF is due in the next couple of days is this AF or implantation been cramping only on my right side and very tired today pinching feeling in abdomen and got really dizzy about an hour ago