The World Health Organization defines infertility as the inability to conceive after more than two years of unprotected intercourse. Worldwide, 10-14% of couples in the reproductive age group face difficulty in conceiving. However, if the woman is more than 35 years old, she should consult an infertility specialist if she has not conceived within a year of trying. Both male and female factors contribute to infertility. About 40% of infertility is due to a male factor, while 40% is due to female issues. The remaining is due to a combination of male and female factorsss.

Causes of infertility are –