Oligospermia: Fewer sperm than usual. Azospermia, by contrast, means absolutely no sperm at all. QUESTION Men and women are equally likely to have fertility problems. See Answer From Healthy Resources Common Causes of InfertilityWhich Infertility Treatment is for You? Featured Centers What Are the Best PsA Treatments for You?Understanding Biologics 10 Things People With Depression Wish You Knew Health Solutions From Our Sponsors Shot-Free MS Treatment Your Child and COVID-19