Impulsivity is a Personality Trait (IMAGE) Spanish Foundation for Science and Technology Caption Impulsivity is a personality trait characterized by behavioral actions that lack forethought or in which the subsequent consequences are not considered. Credit European Parliament 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.