What Happens When You Overdose? (IMAGE) American Chemical Society Caption Your body is a delicately balanced chemical system, and if you take too much of a drug you destroy that balance. That's what happens when you overdose. This week on Reactions, learn how to spot an overdose and the ways different types of drugs wreak havoc in your brain: https://youtu.be/xLSz3wEgwJ8. Credit The American Chemical Society Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.