The doctor shows the sperm of the patient on a blue background.

A New Study Finds That Men With Better Sperm Live Longer

A new study out of Denmark finds that men with better sperm quality at young ages seem to live longer than those who have weak swimmers. Before you ask the men in your life to provide semen samples for predictive purposes, however, you should know that researchers still don’t understand why this association exists or what it means. (Other than, you know, the obvious: healthy men make healthy sperm and healthy men tend to live longer connection.)