The inability of a couple to produce a baby inspite of unprotected sexual intercourse is termed as infertility which can arise due to congenital disease, physical, physiological and immunological causes. The corrective and the diagnoestic measures of few of these disorders can be carried out in specialized health care centres. Assisted Reproductive Techniques (ARTs) are the special techniques that can assist infertil techniques that can assist infertile couple to bear children.

Some methods assisting infertile couples to have children are listed below:

• In vitro fertilization: Embryo transfer (IVF - ET).
• In vitro fertilization: Surrogacy.
• Gamete intrafallopian transfer (GIFT).
• Artificial insemination (AI).
• Intracytoplasmic sperm injection (ICSI).