Many people infer a woman's dangerous period based on the time of her menstrual period, in order to achieve safe contraception. In fact, the reproductive period of each woman is different, so the traditional method of measuring the reproductive period is not suitable for every woman. So, can you get pregnant if you have sex eight days before your period? According to the traditional method of calculating ovulation, intercourse at this time is not likely to lead to pregnancy. Ovulation calculation method 1: measurement method Generally, women ovulate about 2 weeks (12-16 days) before the next menstruation. Therefore, it can be calculated independently according to the regularity of its previous menstrual cycle. However, affected by the natural environment, symptoms, emotions and drugs, the ovulation period will also change to a certain extent, so the calculation of the ovulation period should be based on the actual situation. Ovulation calculation method 2: menstrual date calculation method It is believed that each ovulation period should be about 14 days before the menarche, so the 5 days before ovulation to 5 days after ovulation is called the "ovulation period". However, this method is not very reliable because most women's menstruation is not so regular. In comparison, the first two methods are more reliable, but they are somewhat inconvenient. Here we introduce to you in detail a simple and more reliable calculation method, which I hope will be of some help to you. The calculation method is: the first day of ovulation is equivalent to the shortest menstrual cycle minus 18 days, and the last day of ovulation is equivalent to the longest menstrual cycle minus 11 days. Before using this calculation formula, you should observe and record your menstrual cycle for 8 consecutive times, calculate the longest and shortest days of your menstrual cycle, and substitute the large numbers calculated into the above formula to express the start and end time of the woman's "ovulation period". (The menstrual cycle is measured from the first day of menarche to the first day of the next menarche). Although there is a system loophole in the calculation method of the danger period, it does not affect our application. We can calculate the ovulation period and time to provide a reference for our contraceptive work. Although having sex eight days before menstruation does not necessarily lead to pregnancy, it is better to be safe than sorry. It is recommended that many friends, if they do not want to have children, can adopt some contraceptive measures, just in case. |
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