Primary infertility is a term used to describe a couple that has never been able to conceive a pregnancy after a minimum of 1 year of attempting to do so through unprotected intercourse. Causes of infertility include a wide range of physical as well as emotional factors.
Review Date 1/1/2021
Updated by: John D. Jacobson, MD, Department of Obstetrics and Gynecology, Loma Linda University School of Medicine, Loma Linda, CA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.