Medical experts warn expectant fathers and expectant mothers to use condoms when having sex during the 4th to 7th month of pregnancy to prevent the uterus from Contraction leading to abdominal pain and miscarriage. Because men's semen contains a large amount of prostaglandins, which can be absorbed through a woman's vagina during sexual intercourse, participate in a variety of metabolic activities, affect local circulation, and produce a series of reactions.

According to medical research, there are 13 types of prostaglandins. The contents of various types of prostaglandins in the human body are also different, and their effects on the uterus may also vary depending on whether you are pregnant or not.

If a woman is not pregnant, prostaglandin E can inhibit the physiological contraction of the uterus, relax the uterine muscles, facilitate the movement of sperm to the fallopian tube, and promote the combination of sperm and egg. Although prostaglandin F has a contraction effect on the uterus, it The content is less.

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Warning to expectant fathers and expectant mothers to know what they need to know about pregnancy sex

During a woman’s pregnancy period, the effect of prostaglandins on the uterus will be significantly enhanced. Relevant data confirm that regardless of the length of pregnancy, the contraction of semen on the uterus is enhanced. Because the prostaglandins in semen can cause strong contraction of the uterus of pregnant women, many pregnant women may experience abdominal pain after sexual intercourse.

If sexual life is too frequent and the uterus is often in a state of contraction, there is a risk of miscarriage.

According to foreign sexual medicine surveys, women’s sexual interest and sexual activity decrease due to nausea and vomiting in the first trimester. In the second trimester, most pregnant women experience increased sexual desire and sexual response. By 3 months before pregnancy, Months later, sexual activity decreased significantly and was accompanied by increased fatigue and decreased sexual desire.

Therefore, medical scientists warn people that pregnant women should also refrain from sexual life in the second trimester and use condoms during appropriate sexual life to prevent semen from flowing into the vagina and causing uterine contractions.