Things to note when using safe periods for contraception

　　The safe period of contraception is physiological contraceptive method. During the safe period, sexual life is carried out under normal conditions and satisfactory sexual pleasure can be obtained. However, it is not safe to simply use the safe period contraceptive method. because female Ovulation can be affected by emotions, healthy Due to the influence of various factors such as the situation or external environment, it may be delayed or advanced, so extra ovulation may occur, leading to contraceptive failure.

　　To use safe period contraception, you must first accurately determine the ovulation period. Each of the three methods used to determine ovulation has its own advantages and disadvantages: the calendar method can be used to calculate the ovulation period and the safety period before and after ovulation. However, it is only suitable for women with normal menstruation. It is not accurate enough for women who sometimes advance or delay ovulation due to environmental changes and emotional changes. The basal body temperature measurement method can determine the date of ovulation and the safe period after ovulation, but it cannot determine the safe period before ovulation in advance, and the The method is more troublesome and has strict requirements. If the body temperature is not measured according to the regulations, the ovulation date cannot be accurately determined. The cervical mucus observation method can determine the ovulation period and the safety period before and after ovulation. It is highly accurate, but the user must be trained and fully mastered before it can be used. If the three methods are used in combination, you can maximize your strengths and avoid weaknesses to achieve the best contraceptive effect.

　　At least one of the couple must be able to master the method of determining the ovulation period. If he cannot master this method, he cannot use safe period contraception.

　　Safe period contraception means stopping sexual intercourse during the ovulation period, which requires close cooperation from the man, otherwise it cannot be used. Of course, it is also possible to use external contraceptives during ovulation.

　　In addition, the latest research in the West has found that sperm It can survive in the vagina for up to 8 days. This means that it is actually possible to get pregnant without using contraception 8 days before and after ovulation. This also means that even if you have sex during menstruation, there is still a possibility of pregnancy, but the probability is extremely low. Therefore, contraception by calculating the safe period is not very reliable, and there are more chances of failure.

　　When using the safe period for contraception, you should pay attention to:

　　1. The safe period contraceptive method is only suitable for women with regular menstrual cycles.

　　2. Women’s menstrual cycle will be affected by emotions and disease The failure rate of contraception based on the calculation of the safe period alone is relatively high, so it is recommended that it should be used in conjunction with other contraceptive methods.

　　3. Contraceptive calculation of safe periods does not apply to menstrual cycles less than 21 days, more than 35 days, and Postpartum or breastfeeding women.

　　4. Before using safe period contraception, it is recommended that you record your menstrual cycle in the second half of the year to understand the regularity of menstruation.

　　5. In addition to calculating the safe period, the ovulation date should also be determined by measuring basal body temperature, observing changes in leucorrhea, etc., so as to better determine the safe period of contraception.