Male Factor Infertility: More Common Than You Think
Infertility is often discussed as a women's issue, but the reality is quite different: male factor contributes to roughly 50% of all infertility cases. Yet many men go undiagnosed for months — or even years — because the conversation starts and ends with the female partner.
What Is Male Factor Infertility?
Male factor infertility refers to any condition that reduces the likelihood of fertilizing an egg. The most common causes involve problems with sperm:
- Low sperm count (oligospermia) — fewer than 15 million sperm per milliliter
- Poor motility (asthenospermia) — sperm that don't swim efficiently
- Abnormal morphology (teratospermia) — sperm with irregular shape
- Azoospermia — no sperm present in the ejaculate at all
Hormonal imbalances, varicoceles (enlarged veins in the scrotum), genetic conditions, and lifestyle factors can all contribute.
Getting Diagnosed: The Semen Analysis
A semen analysis is the essential first step. It measures:
- Volume
- Sperm concentration
- Total motility
- Progressive motility
- Morphology (using Kruger strict criteria)
One abnormal result is not definitive — sperm quality fluctuates. A second analysis 2–3 months later confirms the picture, since sperm take about 74 days to mature.
Treatment Options
The good news: most forms of male factor infertility can be addressed.
Lifestyle changes can meaningfully improve sperm quality:
- Avoid smoking, excessive alcohol, and recreational drugs
- Maintain a healthy weight (obesity affects testosterone levels)
- Manage heat exposure (laptops on laps, hot tubs, saunas)
- Reduce psychological stress
Medical interventions include:
- Varicocele repair — often improves sperm parameters
- Hormone therapy — for men with low testosterone or elevated estrogen
- Antibiotics — if a treatable infection is present
Assisted reproduction techniques:
- IUI (Intrauterine Insemination) — washed sperm placed directly in the uterus; suitable for mild male factor
- IVF with ICSI — a single sperm is injected directly into each egg; effective even with severe oligospermia
- Surgical sperm retrieval (TESA/TESE) — for men with azoospermia, sperm can often be extracted directly from the testicle
When to See a Specialist
If you and your partner have been trying to conceive for 12 months (or 6 months if she is over 35) without success, both partners should be evaluated simultaneously. Do not wait for the female workup to be completed first.
Early evaluation saves time, reduces emotional strain, and opens up more treatment options.
You Are Not Alone
Male infertility is not a reflection of masculinity, health, or worth. It is a medical condition — and like most medical conditions, it is treatable. Many couples who face male factor infertility go on to have healthy children, often without the most invasive interventions.
Contact our fertility team today to schedule a comprehensive male fertility evaluation.