When it comes to defining the 'why' of infertility, a reliable global thumb rule is as follows- 1/3rd of infertility cases are caused by male reproductive issues, 1/3rd by female reproductive issues, and 1/3rd by both male and female reproductive issues or by unknown factors. He and his wife underwent three anxious cycles of intrauterine insemination (IUI- a fertility treatment that involves placing sperm inside a woman's uterus to facilitate fertilization). When IUI didn't work, one of his friend referred them to a doctor who is consultant, IVF and reproductive surgeon.

While it takes just one sperm to fertilize a woman's egg, for each sperm that reaches the egg, there are millions that don't. On an average, each time a man discharges semen, he releases around 40 - 100 million sperm. Doctor said when I saw his recent semen report with a sperm count of a few thousand and no motility…