Relapsing after quitting cocaine is not simply a matter of willpower — it reflects physical changes in the brain, according ...

A mouse study highlights the role of acetylcholine in behavioral flexibility, offering new insight into the brain mechanisms involved in addiction and obsessive compulsive disorder.

Playing video games may seem like a harmless way to unwind after a long day at work or school. However, gameplay can sometimes dip into something deeper and more consuming. As gaming technology has ...

(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.