Many: Anovulation (no egg released), menopause (no eggs available), sperm problems, blocked tubes, cervical factor, uterine problems.
Answered 8/26/2011
6.4k views
Top diagnoses: The top 3 reasons, in approximate order, are: 1) male factor infertility, which is closely tied in frequency with 2) female ovulatory dysfunction, followed by 3) tubal disease (female.) simultaneous problems in both partners occur in about 20% of cases.
Answered 4/15/2012
5.9k views
8 doctors weighed in across 2 answers
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