Yes, most people know about drug and alcohol rehab. If they haven't been to one themselves, they're familiar with someone who has had to face those demons in a residential setting. But sex rehab? That's a joke, right?

For most people, relapse is not the end of recovery; it's another step on the journey. But those who accidentally overdose -- often people who are sincerely trying to get better -- make one miscalculation and suffer the only fate that means hope is lost.