Prisons, often overcrowded and unsanitary, permanently affect the physical and mental health of prisoners.

Prison Insider examines addictive disorders in prison and the treatment that prisoners can benefit from. The testimonials provided by people struggling with substance use disorder, those who accompany them and those who defend their rights are at the heart of this paper. Read about some perspectives on practices in Belgium, Canada, France, Ireland and Moldova here: Problems of Substance: Living with addiction in prison.