Addiction is one of the most intensely studied conditions in modern medicine, yet even with high‑resolution brain scans and genetic tools, scientists still cannot fully explain why some people get ...

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 ...

Methamphetamine doesn't just spike levels of the pleasure-inducing hormone dopamine in the reward pathways of the brain—it ...

Experts agree that addiction is a disease, yet the disease model doesn't capture addiction's harmful effects on others.

(NewsNation) — A new study suggests the brain physically adapts to rely on alcohol to relieve stress and anxiety, creating a powerful feedback loop that makes quitting drinking extremely difficult.

One way to get that pleasure is to seek retaliation. Additional brain scan studies have shown that when people imagine ...