Chronic stress may cause brain cell death and stifle the birth of new neurons.

Researchers found that people with lower incomes had more stress-related brain activity, which was linked with greater inflammation in the body.
Those with more inflammation had a higher risk of heart attack and other heart problems over the following years.
This stress-driven inflammation may account for almost a third of the increased risk of heart disease in people with lower incomes.

New research explores the health impacts of stress on the microbiome