HEALTH TOPICS 
Female Infertility
What Is It?
Most couples who have unprotected sex at least twice per week are able to become pregnant within one year. If pregnancy does not occur after one year, the man and woman are diagnosed as having an infertility problem.
Infertility can result from problems in the man, the woman or both partners. In some couples, no cause of infertility can be found. In other couples, more than one cause exists.
To continue reading this article, you must log in.
Subscribe to Harvard Health Online for immediate access to health news and information from Harvard Medical School.
- Research health conditions
- Check your symptoms
- Prepare for a doctor's visit or test
- Find the best treatments and procedures for you
- Explore options for better nutrition and exercise