Infertility is the inability of to reproduce by natural means. It is defined by the not achieving a pregnancy after 12 months or more of regular sexual intercourse without contraception.
Millions of peope of reproductive age worldwide are affected.
In the male reproductive system, infertility the most commonly causes are problems in the ejection of semen, low level or even absence sperm, abnormal movement or shape of the sperm.
In the female reproductive system, infertility can be caused by a range of abnormalities of the uterus, ovaries, or fallopian tubes, but also problems in the endocrine system can cause infertility.