How should women's Calendar-based contraceptive methods be calculated? Is it safe to use female Calendar-based contraceptive methods for contraception

The Calendar-based contraceptive methods is a contraceptive method with a long history. It is 100% natural and has no side effects. It seems to be a good choice. However, many people have questions about contraceptive methods, so they often ask women whether the Calendar-based contraceptive methods is safe? What is the Calendar-based contraceptive methods for women? How do women self measure their Calendar-based contraceptive methods? Now let's introduce it to everyone.

What is the Calendar-based contraceptive methods for women?

The Calendar-based contraceptive methods is the safe period for female sexual intercourse and contraception. Generally speaking, if a woman takes 28 days as the normal physiological cycle, the period seven days before the first day of menstruation and eight days after the first day of menstruation is the Calendar-based contraceptive methods.

The Calendar-based contraceptive methods is also divided into the pre ovulation Calendar-based contraceptive methods and the post ovulation Calendar-based contraceptive methods. The date from the day of clean menstruation to the day before ovulation is the pre ovulation Calendar-based contraceptive methods, and the first day after ovulation to the day before the next menstruation is the post ovulation Calendar-based contraceptive methods. The ovulation time of women with regular Menstrual cycle was basically stable.

Calendar-based contraceptive methods

1. Complete female Calendar-based contraceptive methods measurement by basic body temperature measurement

The women's day can be known by measuring the basic body temperature, and the Calendar-based contraceptive methods contraception can be used.

Basic body temperature refers to the body temperature that has not been measured before activity after waking up from long-term sleep.

The basic body temperature of women of normal childbearing age changes periodically, as does the Menstrual cycle. This temperature change is related to ovulation. Usually, a woman's basal body temperature is low before ovulation and rises after ovulation.

Record the basic body temperature measured every day on a temperature chart and connect it into a curve. It can be seen that the body temperature in the first half of menstruation is low, and the body temperature in the second half of menstruation rises. This type of temperature curve with low temperature before high temperature is called a biphasic temperature curve, indicating that the ovaries have ovulation, and ovulation generally occurs before or during the process of rising body temperature.

Some people believe that the lowest point before body temperature rises is ovulation day, but most do not exist, and only about 20% of women have this manifestation. The pregnancy is easy within 3 days after the basal body temperature rises, and the "post ovulation Calendar-based contraceptive methods" is from the 4th day until the next menstruation.

The basic thermometry can only indicate the occurrence of ovulation, but cannot predict when it will occur, so it can only determine the Calendar-based contraceptive methods after ovulation, but not the Calendar-based contraceptive methods before ovulation. According to the calendar method and cervical mucus observation method, this problem can be solved.

2. Observe ovarian function and complete female Calendar-based contraceptive methods test