Breastfeeding vaginal blood is not like menstruation may be: First, may be due to the baby breastfeeding breast will reflexively stimulate the uterus contraction, which will lead to a small amount of the uterine cavity of the endometrium stripped and discharged to the vulva, presenting a small amount of vaginal bleeding. Secondly, when a woman is breastfeeding, the estrogen and progesterone levels secreted by the ovaries are disturbed, which may cause the endometrium to undergo cyclic changes, and due to the thinness of the endometrium, there will be a small amount of vaginal bleeding. Third, if the woman is a natural childbirth, may be due to a small part of the cervix fissure has not healed, there will also be a small amount of bleeding. Women with vaginal bleeding should pay attention to keeping the vulva clean and hygienic, and if necessary, need to go to the hospital for appropriate examination and treatment.