Vasectomy is a permanent birth control option for men. Learn what it is, how the procedure works, and who benefits from it.

A vasectomy is a form of permanent male contraception that involves surgically cutting or blocking the vas deferens, the tubes that carry sperm from the testicles to the penis. Sperm is needed to ...

A vasectomy, or male sterilization, involves cutting or sealing the tubes that carry sperm into seminal fluid, or semen. It prevents semen from containing sperm but does not affect testosterone levels ...