Substance use and substance use disorder differ by the frequency of use and the effect on a person’s life. Substance use disorder is a mental health condition. Substance use refers to using both legal ...

Polysubstance use disorder is a mental health condition in which someone uses more than one substance at the same time or within a short period of time, despite a pattern of negative effects.

The Substance Abuse and Mental Health Services Administration (SAMHSA) recognizes Substance Use Prevention Month every October to increase public awareness of the dangers of substance use and its ...

When you think of tools for studying substance use and addiction, a social media site like Reddit, TikTok or YouTube probably isn’t the first thing that comes to mind. Yet the stories shared on social ...