Can Crystal Meth make males infertile?

I have a friend whos been using meth maybe for like 5 years on and off and he's tried having children but I guess he cant. I told him smoking meth can make you infertile, he doesnt think so. Who's right? can Crystal Meth make men infertile?

: http://alcoholdrugstreatment.info/can-crystal-meth-make-males-infertile