Bochum Researchers (IMAGE) Ruhr-University Bochum Caption Christian Merz, Shira Meir Drexler and Oliver Wolf (from left) have studied in what way extinction learning is affected by stress. Credit RUB, Marquard Usage Restrictions This image may only be used for reporting about the Ruhr-Universitaet Bochum in the context of the press release "Stress helps unlearn fear" published in May 2018. 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.