To make a decision like this is never easy. This is why tools like this exist, so that users can read about this topic and make an informed decision. If you want to know more about human castration, take a look at this site.
Here you will find various articles regarding in which cases it is best to be done and what are the medical benefits of it, because, yes, there are benefits.
This procedure was a custom in previous ages such as the Middle Ages in which young male singing prodigies where often castrated in order to avoid puberty and the different changes that would affect their voice. These men, known as castrattos, would sing the female voices in religious choirs where no women where allowed.
More information about the different procedures done and where to get them can be found in the site.
