Factors affecting sperm survival in women
29 years old
2020-05-10
My wife is always not pregnant. I suspect that there are some unknown factors that affect the survival of sperm. So what are the factors that affect the survival of sperm in women?
1 Answer These messages are for reference only
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BY Maxine Brown 2020-05-10(1) Sexual intercourse: Sexual intercourse can cause the contraction of the vagina and uterus reflexively, accelerate the operation of sperm and reduce survival. (2) Estrogen: Estrogen can enhance the contractile activity of the fallopian tubes. (3) Prostaglandins: There are a variety of prostaglandins in the semen and female reproductive tract, which have a contracting effect on the unpregnant uterus and fallopian tubes. In addition estrogen can strengthen this effect. The sensitivity of the uterus to prostaglandins is higher in the middle of menstruation. (4) Cervical mucus: Cervical mucus serves as a storage area for sperm, can protect sperm from the adverse effects of the vagina, can provide energy for sperm, and may participate in sperm capacitation. (5) Others.5
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