Or, you know, NOT having children also eliminates the perpetuation of a disease.
Or we could solve the problem instead of simply going "oh you should just not have children."
Why some people think this planet is in such dire need of more inhabitants that they'd go to lengths such as these just blows my mind.
Because it's an inherent drive in most living creatures. Feel free to start with yourself, however.
Before we bring more life into this world, we need to address the suffering of those who are already here.
Addressing the suffering of those who are here has no bearing on bringing in more life, nor are they mutually exclusive.