Positive and Anxious Feelings (image) Princeton University Caption Positive and anxious feelings about making choices were associated with activity in different regions of the brain. Positive feelings correlated with activity in the lower parts of the striatum and the prefrontal cortex (green), while anxious feelings were correlated with the upper parts of these brain regions (red). Credit Image courtesy of PNAS Usage Restrictions None 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.