Drugs. We've all done them. Whether it's a cup of coffee or a glass of wine, a cigarette or a sleeping pill. But how well do we understand the effects of the drugs we take - legal or illegal? 'Say Why to Drugs' investigates the science behind recreational drugs - debunking common myths and misconceptions, as well as containing the most recent scientific research. Looking at a range of drugs, this book provides a clear understanding of how drugs work and what they're really doing to your mind and body.