This article was originally published on The Conversation. Read the original article.

Poor sperm quality affects about one in 10 men and may lead to fertility problems. These men also have an increased risk of developing testicular cancer, which is the most common malignant disease of young males.

And, even if they don’t develop testicular cancer, men with poor sperm quality tend to die younger than men who don’t have fertility problems.

Couples who can’t achieve pregnancy usually go to fertility clinics for treatment. At these clinics, emphasis is put on deciding whether the couple needs assisted reproduction or not, and, if so, to choose between different methods (such as IVF, IUI, or ICSI) for doing…