Why? Some people are pre-disposed towards addiction.
People who eat trans fats are only making themselves sick.
But gays, despite two decades of AIDS education, still spread the disease because they cannot control themselves to be either monogamous or in control of their impulses. Google gay meth abuse and get back to us as to the public health problems too many gays cause.
Well I guess that's one problem that takes care of itself then, it doesn't need Rudy's attention.
That tends to be a rather widespead human character flaw. But yes, gays as a statistical matter, do have a higher incidence of self destructive habits. The issue is how that translates into public policy, that is fair, just, and reasonable, and respects core human "rights."