date:Jan 25, 2019
Previous studies have found that a chemical called dopamine acts as a reward system in the brain, giving drinkers what psychologists call positive reinforcement.
Changes or differences in parts of the brain that control decision-making and restraint have been implicated in substance use, but the exact locations remained unclear.
The research, conducted by a team of 17 scientists from both Shanghai and the UK, used functional magnetic resonance imaging (fMRI) to explore such differences.
The r