(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, ...

Medically reviewed by Kira Graves, PhD Key Takeaways Addiction to a drug means you cannot control your use of the substance, ...

Sign up for the Slatest to get the most insightful analysis, criticism, and advice out there, delivered to your inbox daily. For over a year, I walked around feeling ...

People often joke that their favorite snack is "like crack" or call themselves "chocoholics" in jest. But can someone really be addicted to food in the same way they could be hooked on substances such ...

Despite fewer new addiction cases worldwide, a sweeping analysis finds drug-related deaths surging, exposing critical failures in global harm-reduction and recovery systems. Study: The evolving burden ...

Medical marijuana could soon be reclassified into a medical category that includes prescription drugs like Tylenol with ...

Remarkable scientific progress over the past five decades has helped us develop knowledge of how drugs of abuse induce pleasure, reinforce use, and lead to the compulsive self-administration we call ...

Most people think of eating disorders and drug addiction as separate and distinct issues, but as many people who suffer with these maladies know firsthand, there is often significant overlap between ...

For over a year, I walked around feeling like my head was underwater. Tasks blurred together; it took longer to think of words. I struggled to follow conversations, and as a result experienced social ...