First, using an addictive substance causes the release of a chemical messenger called dopamine in the reward network, which ...

A new doctoral dissertation shows that gambling disorder is linked to brain networks involved in self-control and brain ...

We often view our cravings—whether for drugs, alcohol, food, or approval—as indictments of our character. Yet neuroscience ...

A new doctoral dissertation from the University of Turku shows that gambling disorder is rooted in specific brain networks responsible for reward and self-control. The research indicates that people ...

Methamphetamine addiction has a way of looping back on itself. A rush of pleasure pulls you in, cravings follow, and the ...

For years, addiction was seen as a matter of personal failure—a bad habit or a lack of discipline. People believed those who struggled with substance abuse could stop if they simply wanted to. But ...

Within the brain, chemical neurotransmitters like dopamine and norepinephrine regulate mood, emotions and many physiological and behavioral processes. Their imbalance can contribute to anxiety, ...

We now know that chronic substance use—of both alcohol and drugs—actually changes the chemistry and structure of the brain. That sounds serious, and it is, but there are some positives and some ...

Add Yahoo as a preferred source to see more of our stories on Google. Meth, also known as ice, is as addictive as it is damaging. FlashMovie/iStock via Getty Images Plus Methamphetamine doesn’t just ...