Substance use disorders are when someone has trouble controlling their use of drugs or alcohol, even when it causes problems in their life. They may have cravings, or keep using despite harm to their health, work, or relationships. It can be mild or severe and often requires support or treatment to overcome. 

Learn more: 

• International Scan: Highlights: Mental Health and Substance Use Health Workforce Strategies 

• Pervasive Stigma remains a harsh reality for people living with Mental Health or Substance Use Disorders 

• The strong link between mental health and substance use health