Rumination Disorder, Anxiety, and Addiction: When Overthinking Fuels Substance Use
Rumination can mean very different things in medicine. For some people, it describes mental “overthinking” that loops the same worries over and over. For others, rumination disorder is a feeding and eating disorder where food comes back up from the stomach to the mouth after meals. Both forms can create intense distress, raise anxiety, and, for many, become tangled up with substance use.
This guide explains how rumination, anxiety, and addiction interact, what rumination eating disorder is, and how rumination disorder treatment can support long‑term recovery.