When a cocaine addict relapses, it isn't a matter of personal failure—it's the biological result of their brain's rewiring, new research finds. Michigan State University scientists have found that ...

An analysis of hundreds of images from several studies shows how hallucinogenic drugs drive activity in various regions of the brain. By Andrew Jacobs As researchers have sought to demonstrate the ...

GLP-1 weight-loss drugs alter brain circuits in the amygdala and dopamine system to reduce the motivation to seek out high-calorie foods.

Neurons in a specific brain circuit regulating mood are stained in green, and the transcription factor DeltaFosB, found in some of these circuit neurons, is labeled in red. When a cocaine addict ...