A new study suggests that long Covid-19 injures the dopamine system in the brain, which can cause issues with ...

A new brain imaging study led by researchers at the Center for Addiction and Mental Health (CAMH), published in eBioMedicine, ...

Ramirez is an associate professor of psychological and brain sciences at Boston University. When philosophers imagined the ship of Theseus, they asked: Can a vessel that has all its planks replaced ...

People with substance use disorder—whether addicted to alcohol, cocaine, heroin, or nicotine—share a strikingly similar pattern of abnormal brain connections, particularly within the brain’s reward ...

Addiction is one of the most common and consequential chronic medical conditions in the United States. Nationwide, more than 46 million people met the criteria for a substance abuse disorder as of ...

For people with an addiction, craving—the strong desire for a substance—can affect their decision-making, new research shows. And how craving affects a decision can depend on what's at stake. The ...

Addiction decreases the brain’s ability to experience natural, healthy pleasure, driving increased cravings and compulsive substance use. But can this brain deficit be healed? New research from my lab ...

Consider someone addicted to alcohol, drugs, or a behaviour 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 ...

Addiction is one of the most common and consequential chronic medical conditions in the United States. Nationwide, more than 46 million people met the criteria for a substance abuse disorder as of ...