A new study shows that a lack of dietary fiber leads to rapid inflammation in the aging brain's amygdala, impairing emotional memory.

Researchers find that the amygdala is a sophisticated mediator that chooses between action-based and stimulus-based learning strategies under uncertainty.

Food choices can affect not only the body but also the brain, especially as people grow older. Scientists have long known that highly processed foods can contribute to health problems such as obesity, ...

Refined low-fiber diets disrupt amygdala function and emotional memory in seniors, independent of high fat or sugar intake.

Picture a star-shaped cell in the brain, stretching its spindly arms out to cradle the neurons around it. That's an astrocyte ...

Past studies in animals have shown that a highly processed diet is linked to memory problems and inflammation in the aged brain – and the effect can happen fast, after just three days of poor eating.

Previously, animal studies have shown that highly processed foods are associated with inflammation and memory disorders in the aging brain, and the effect appears after three days. A new study ...

"I am often said to have identified the amygdala as the brain's 'fear' center. But the fact is, I have not done this, nor has anyone else." —Joseph LeDoux (2015) 3D illustration of both amygdala.