Eating ultra-processed foods may rewire the brain and drive overeating

A massive brain imaging study of nearly 30,000 people has uncovered striking connections between eating ultra-processed foods and measurable changes in brain structure. These changes may be tied to overeating and addictive eating patterns, though scientists caution that more research is needed to confirm cause and effect.

source https://www.sciencedaily.com/releases/2025/10/251020092824.htm