Joshua A. Grant, University of Montreal (image) University of Montreal Share Print E-Mail Caption Joshua A. Grant, a doctoral student in the Université de Montréal Department of Physiology and Institut universitaire de gériatrie de Montréal, has found that people can reduce their sensitivity to pain by thickening their brain. Credit Université de Montréal Usage Restrictions None Share Print E-Mail 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.