Research & Statistics

What the evidence says about medications for opioid and alcohol use disorders, why staying in treatment matters, why so few people receive them and how Wisconsin makes them available.

What the latest national survey and Wisconsin health data show about substance use disorders, the treatment gap, opioid overdose deaths and the cost of binge drinking.

What research says about whether addiction treatment works, which approaches have the strongest evidence, why follow-up care matters, and what a Wisconsin study found.