Definitions and Etiology – Section Summary

Lesson Summary

Subfertility is the delay in conceiving without fertility treatment.

Infertility is the inability to conceive within 12 months of unprotected sexual intercourse and without fertility treatment.

The causes of infertility can be male- and/or female- specific and are generally associated with a reproductive system dysfunction.

The causes of infertility can also be non-specific, including age, environment, lifestyle, or unknown.