Is it normal not to get pregnant after having sex for half a year?

We all know that in order for a woman to get pregnant, sexual relations must occur between men and women. Many couples are very eager to have children after marriage, because children are the hope of every family and the crystallization of every family's love. However, there are still many couples who have tried for a long time but have not conceived a child. At this time, it is very likely that both husband and wife have infertility problems. So is it normal not to get pregnant after having sex for half a year?

The cause of infertility is a question that many patients urgently need answers to. According to the latest research on infertility, there are nearly 150 identifiable causes of infertility. However, the disease that causes infertility in patients may be one or several diseases. So for individual patients, what are the causes of infertility? First of all, we need to clarify what infertility is.

Infertility is divided into infertility and sterility. Infertility refers to a couple of childbearing age who have lived together for more than one year, have normal sexual life, and have not taken any contraceptive measures but have failed to become pregnant.

The cause of infertility can be female, male, or both husband and wife, of which female factors account for about 50%, male factors account for about 40%, and factors common to both husband and wife account for about 10%.

1. Causes of female infertility:

1. Reproductive tract infection: such as Trichomonas, fungus, bacterial infection, viral infection, mycoplasma, chlamydia infection, etc.;

2. External factors and vaginal diseases: such as congenital closure of the hymen, congenital absence of vagina, vaginal diaphragm, etc.;

3. Cervical diseases: cervical erosion, cervical polyps, cervical hypertrophy, cervical gland cysts, cervical deformity, cervical relaxation, etc.;

4. Uterine diseases: uterine malformation (double uterus, unicornuate uterus, uterine septum, etc.), endometriosis, uterine fibroids, etc.;

5. Fallopian tube diseases: fallopian tube obstruction, hydrosalpinx, fallopian tube