Is there anything that makes a man not produce sperm?

Answer 1

As a matter of fact there isn't one yet. specialists have been studying it for years but they wont relice the pill onto shelvs because there is complacations such as if the man takes it but then has any alchohol it doesnt work.

Answer 2

Yes, there are certain surgeries to stop men from producing sperm.

Answer 3

with all the bad habits. like smoking, alcohol, drug unhealthy food, tight under pants, over weight, injury etc.