- It involves surgically cutting or blocking the tubes that transport sperm from the testicles to the penis
- Afterwards there will be no noticeable difference in the volume of semen, but it will not contain sperm
- It can be reversed, but there is no guarantee it will succeed
- About 50 million men who have received a vasectomy worldwide.
Source: World Vasectomy Day
Link: http://www.bbc.com/news/world-africa-38027215