Varicocelectomy boosts sperm number and motility, as well as likelihood of pregnancy. NEW ORLEANS—Varicocelectomy may significantly improve semen parameters such as sperm count, motility, and ...

MUNICH — Even a small varicocele can significantly affect sperm quality and fertility in an otherwise healthy young man, according to a population-based study of more than 7000 army recruits in six ...

DEAR DR. ROACH: My in-laws are being evaluated for infertility, and my brother-in-law has a varicocele. They say that he needs an operation. Is this necessary in order for them to have children? -- ...

Swollen veins inside the testes, also known as varicocele, are a common yet often overlooked cause of male infertility.

According to a recent study, many couples are undergoing unnecessary and costly IVF treatments because male fertility is ...

Leading causes of male infertility, such as a condition called varicocele—where enlarged veins in the scrotum raise ...