Cannabis and tobacco—whether used on their own or together—can affect the brain's structure. A recent study involving ...

Your endless scroll may be costing you more than just your time. New research shows it’s changing the way you think and make decisions. These days, almost everything is available in the form of quick, ...

Nicotine addiction remains one of the most persistent public health challenges worldwide, driven by changes in the brain that reinforce repeated use and make quitting extremely difficult. For decades, ...

For people with an addiction, craving—the strong desire for a substance—can affect their decision-making, new research shows.

Consider someone addicted to alcohol, drugs, or a behavior like gambling. Why do they continue, even when they say they want to stop? It's a question that highlights a fundamental disconnect: the gap ...

For decades, my colleagues and I advanced the premise that early substance use—nicotine, alcohol, or cannabis (or other addicting drugs)—interferes with critical maturation stages, particularly ...

Researchers at the University of Houston and the University of Cincinnati are using machine learning to create a clearer picture of how heroin affects the brain, potentially opening new doors for ...

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 ...