Dr Daniel Amen cited brain scans that prove long-term cannabis smoking can cause issues relating to attention, memory, mood ...

(THE CONVERSATION) 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 ...

Is social media addiction real? A new study explores the brain changes and psychological impacts of excessive use following a landmark $6 million California court ruling.

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 ...