Infertility (fertility) is a fertility disorder caused by a variety of causes. It is called infertility for women who have not had contraceptive sex for at least 12 months, and it is called infertility for men.
At present, the mechanism leading to female infertility is still unclear. It may be due to the disorder of the immune mechanism of the disc cavity and uterine cavity, resulting in abnormalities in ovulation, fallopian tube function, fertilization, and endometrial receptivity; in addition, it may be Congenital uterine malformations, etc. In men, any factor that affects spermatogenesis, maturation, ejaculation, capacitation, or fertilization can lead to male infertility .
In addition, bad living habits, such as alcoholism, smoking, drug use, etc., as well as erectile dysfunction, non-ejaculation, retrograde ejaculation, etc., may also lead to male infertility.