Can you have implantation 3 days after a missed period? which last for about two days, it was a dark brownish color . day 1 was more than a spot

Myths: Implantation bleeding is a myth that has no basis in the real world. The bleeding is something else. Remember to have implantation there has to be a fetus. Babies are conceived one to five days after a sexual encounter when the ovaries release an egg. It takes several days to transit through the fallopian tubes and into the uterus. There is zero chance implantation happens 3 days after a period.