There is a pulling discharge that may be a sign of ovulation, but this method is inaccurate in clarifying whether ovulation is occurring or not. 1. Ovulation signs: ovulation is in the fourteenth day or so before menstruation, in the one to two days before ovulation, the female body will have ovulation signs, due to the increase in the level of hormones in the body, vaginal secretions increase, the appearance of egg white like filamentous leukorrhea, to play the role of the vagina moist, conducive to sexual intercourse after the entry of sperm into the uterus. There will also be such secretions for a day or two after ovulation. 2. Uncertainty of ovulation: Because two days before or two days after ovulation is such a white belt, so not sure whether it is before or after ovulation. If you need to test ovulation to prepare for pregnancy, you need to go to the hospital, the doctor according to the specific ovulation situation, to develop individualized pregnancy preparation program.