How Substances Affect the Brain

Your brain is like a complex supercomputer. You use it every second to breathe, eat, work, think, talk, type, communicate. Without your brain, you wouldn’t exist.


So what happens to your brain if you drink alcohol, smoke, take opioids, or use marijuana? 


Read about How Substances Affect the Brain. Then try a demo of the American Indian Council on Alcoholism’ (AICA) interactive course Substance Use Disorders and the Brain. AICA is currently offering the course for free on its website.