Infertility In Women In depth!

healthguide.howstuffworks.com — Causes of infertility can be found in about 90% of infertility cases but, despite extensive tests, about 10% of couples will never know why they cannot conceive. Between 10 - 30% of cases of infertility have more than one cause. Male or female infertility each account for about 30 - 40% of cases.