Cocaine addiction may persist because the drug rewires brain circuits through a protein called DeltaFosB. This buildup ...

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 ...

The next phase of America's drug crisis is here.

Explainer - Cocaine isn't cheap, but its use is skyrocketing in New Zealand according to new figures. What's driving the ...