New brain study explains how binge drinking contributes to long-lasting negative feelings
January 12, 2026 – New research has identified that neuroinflammation driven by microglia (immune cells in the brain) is a primary underlying driver of prolonged negative feelings caused by repeated, sustained binge drinking (binge exposure). Negative emotional states caused by alcohol contribute to alcohol use disorder (AUD) and its associated mental health conditions such as depression. The findings from a study in The American Journal of Pathology, published by Elsevier, open the door for immune therapies to treat AUD, for which effective treatments are currently limited.
The natural history of AUD ...