View ASRM Publications
Fertility and Sterility
F&S Reports
F&S Reviews
F&S Science
Journal of Assisted Reproduction and Genetics
ASRM News
Practice Committee Docs
Ethics Committee Documents
Patient Fact Sheets/Booklets
Infertility caused by a problem in the male, for example, inability of ejaculate or insufficient number of sperm.
Infertility is not just a disease that affects women—men suffer as well. In fact, new studies show that in approximately 40 percent of infertility couples the male partner is either the sole cause or a contributing cause of infertility.