Unexplained infertility is a very frustrating diagnosis for many couples. According to the article Unexplained Infertility, 10% of all infertile couples have a diagnosis of "unexplained infertility," which is just a more professional-sounding way for a doctor to say, "You've stumped me."

As the article points out, some couples have nothing physically wrong with their reproductive systems but are just plain unlucky. However, in other cases, there is a reason ... more