Ovulation refers to the time period in which ovulation occurs, and ovulation occurs 14 days before the next menstrual period. The time of ovulation can be projected by measuring the basal body temperature, observing changes in the cervical mucus, or according to the regularity of the menstrual cycle, as follows: 1, cervical mucus method: by checking the cervical mucus to determine whether it is in the period of ovulation; 2, the basal body temperature method: measure the temperature every morning when you wake up, usually lower in the first half of the period, and even lower when reaching the period of ovulation. , Ultrasound monitoring: Ultrasound is usually performed around the 11th day of menstruation, which is suitable for pregnant women with good financial conditions and free time. The above are the ways of monitoring and calculating female ovulation. Monitoring female ovulation is mostly used for artificial insemination and guidance for pregnancy preparation, which can increase the success rate of female pregnancy.