Overlay (IMAGE) Duke University Caption An overlay of an MRI shows the parts of the brain that are engaged in doing cold calculations and dealing with hot emotions. New research from Duke shows that mental math in this part of the brain may aid emotional health. Credit Annchen R. Knodt Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.