(CNN) — What are the most addictive drugs? This question seems simple, but the answer depends on whom you ask. From the points of view of different researchers, the potential for a drug to be ...

Heroin is one of the most addictive drugs in the world. It is an opioid that floods the brain with dopamine, a chemical that helps us feel pleasure. This causes a strong feeling of happiness, ...

This short chapter summarizes some of the key discussions concerning how drug abuse is viewed in the society and the implications of those views. These discussions occurred throughout the committee's ...