Ann Dot An News Today

That was how my brain justified going through the whole process of using heroin. i sniffed it and it had an effect but it wasnt the effect that i was looking for. an hour later, i shot heroin. >> what were you trying to discover here? >> i just wanted relief. >> reporter: relief from? >> relief from my thoughts, my feelings, my emotions. if i had the power to choose, i wouldnt choose to use every day. >> reporter: what casey is describing is a substance use disorder. thats a new name for an age-...