Controversy still exists whether varicocele repair is really needed to improve male fertility.
In this study, sperm quality decreased over a 20-year period.
When are we going to have a male pill to prevent pregnancy?
An Australian fertility expert says that men should not delay having children too far beyond their mid-30s because of an increased risk of DNA damage to the sperm.
About 70,000 15-39 year-olds in the US get cancer each year and should be told more about preserving their fertility.