This document discusses how economic recessions can lead to increased drug use and related health issues. It notes that during recessions, unemployment rises and more people experience despair. When unemployment insurance expires, some turn to disability benefits or medications. When prescription opioid access is restricted, people may substitute other drugs. The document also briefly previews aggregate demand/aggregate supply economic models and concepts like how price level changes can impact consumption, investment, and net exports through wealth, interest rate, and exchange rate effects.